Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2053859746', 'doi': 'https://doi.org/10.1161/hc3001.093437', 'title': 'Prospective Multicenter Study of Pregnancy Outcomes in Women With Heart Disease', 'display_name': 'Prospective Multicenter Study of Pregnancy Outcomes in Women With Heart Disease', 'publication_year': 2001, 'publication_date': '2001-07-31', 'ids': {'openalex': 'https://openalex.org/W2053859746', 'doi': 'https://doi.org/10.1161/hc3001.093437', 'mag': '2053859746', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/11479246'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1161/hc3001.093437', 'pdf_url': 'https://www.ahajournals.org/doi/pdf/10.1161/hc3001.093437', 'source': {'id': 'https://openalex.org/S116251202', 'display_name': 'Circulation', 'issn_l': '0009-7322', 'issn': ['0009-7322', '1524-4539'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://www.ahajournals.org/doi/pdf/10.1161/hc3001.093437', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5003798474', 'display_name': 'Samuel C. Siu', 'orcid': 'https://orcid.org/0000-0002-1104-3669'}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Samuel C. Siu', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5069913391', 'display_name': 'Mathew Sermer', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Mathew Sermer', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5085407769', 'display_name': 'Jack M. Colman', 'orcid': 'https://orcid.org/0000-0003-3397-922X'}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Jack M. Colman', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5012214526', 'display_name': 'A. Nanette Alvarez', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'A. Nanette Alvarez', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5018183687', 'display_name': 'Lise‐Andrée Mercier', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Lise-Andree Mercier', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5001244359', 'display_name': 'Brian C. Morton', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Brian C. Morton', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5012427744', 'display_name': 'Catherine Kells', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Catherine M. Kells', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5021195312', 'display_name': 'M. Lynn Bergin', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'M. Lynn Bergin', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5027855217', 'display_name': 'Marla Kiess', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Marla C. Kiess', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5054703984', 'display_name': 'François Marcotte', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Francois Marcotte', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5024078352', 'display_name': 'Dylan Taylor', 'orcid': 'https://orcid.org/0000-0003-1126-7651'}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Dylan A. Taylor', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5051393425', 'display_name': 'Elaine Gordon', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Elaine P. Gordon', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5064280106', 'display_name': 'John C. Spears', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'John C. Spears', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5015310213', 'display_name': 'James W. Tam', 'orcid': 'https://orcid.org/0000-0001-5712-7756'}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'James W. Tam', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5006825714', 'display_name': 'Kofi Amankwah', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Kofi S. Amankwah', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5048058842', 'display_name': 'Jeffrey F. Smallhorn', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Jeffrey F. Smallhorn', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5083698463', 'display_name': 'Dan Farine', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Dan Farine', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5103485291', 'display_name': 'Sheryll Sorensen', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I125749732', 'display_name': 'Western University', 'ror': 'https://ror.org/02grkyz14', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I125749732']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Sheryll Sorensen', 'raw_affiliation_strings': ['From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...'], 'affiliations': [{'raw_affiliation_string': 'From the University of Toronto (S.C.S., M.S., J.M.C., J.F.S., K.S.A., D.F., J.C.S., S.S.), Toronto, Ontario; University of Calgary (A.N.A.), Calgary, Alberta; University of Montreal (L.-A.M.), Montreal, Quebec; University of Ottawa (B.C.M.), Ottawa, Ontario; Dalhousie University (C.M.K.), Halifax, Nova Scotia; University of Western Ontario (M.L.B.), London, Ontario; University of British Columbia (M.C.K.), Vancouver, British Columbia; McGill University (F.M.), Montreal, Quebec; University of Alberta...', 'institution_ids': ['https://openalex.org/I125749732']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 9.091, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 1306, 'citation_normalized_percentile': {'value': 0.970485, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '104', 'issue': '5', 'first_page': '515', 'last_page': '521'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12230', 'display_name': 'Management of Cardiovascular Diseases during Pregnancy', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2705', 'display_name': 'Cardiology and Cardiovascular Medicine'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, 'topics': [{'id': 'https://openalex.org/T12230', 'display_name': 'Management of Cardiovascular Diseases during Pregnancy', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2705', 'display_name': 'Cardiology and Cardiovascular Medicine'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T11217', 'display_name': 'Catheter Ablation of Cardiac Arrhythmias', 'score': 0.9696, 'subfield': {'id': 'https://openalex.org/subfields/2705', 'display_name': 'Cardiology and Cardiovascular Medicine'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T12598', 'display_name': 'Surgical Ventricular Reconstruction in Myocardial Infarction', 'score': 0.9607, 'subfield': {'id': 'https://openalex.org/subfields/2746', 'display_name': 'Surgery'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/pregnancy', 'display_name': 'Pregnancy', 'score': 0.546851}, {'id': 'https://openalex.org/keywords/maternal-outcomes', 'display_name': 'Maternal Outcomes', 'score': 0.53466}, {'id': 'https://openalex.org/keywords/congenital-heart-disease', 'display_name': 'Congenital Heart Disease', 'score': 0.531804}, {'id': 'https://openalex.org/keywords/peripartum-cardiomyopathy', 'display_name': 'Peripartum Cardiomyopathy', 'score': 0.508283}, {'id': 'https://openalex.org/keywords/fetal-outcomes', 'display_name': 'Fetal Outcomes', 'score': 0.501569}, {'id': 'https://openalex.org/keywords/maternal-death', 'display_name': 'Maternal death', 'score': 0.48166525}, {'id': 'https://openalex.org/keywords/stroke', 'display_name': 'Stroke (engine)', 'score': 0.4140571}], 'concepts': [{'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.9636841}, {'id': 'https://openalex.org/C2779234561', 'wikidata': 'https://www.wikidata.org/wiki/Q11995', 'display_name': 'Pregnancy', 'level': 2, 'score': 0.72625613}, {'id': 'https://openalex.org/C2780074459', 'wikidata': 'https://www.wikidata.org/wiki/Q389735', 'display_name': 'Heart disease', 'level': 2, 'score': 0.6646313}, {'id': 'https://openalex.org/C2779245376', 'wikidata': 'https://www.wikidata.org/wiki/Q28693', 'display_name': 'Miscarriage', 'level': 3, 'score': 0.54450125}, {'id': 'https://openalex.org/C2778198053', 'wikidata': 'https://www.wikidata.org/wiki/Q181754', 'display_name': 'Heart failure', 'level': 2, 'score': 0.48587054}, {'id': 'https://openalex.org/C2908892503', 'wikidata': 'https://www.wikidata.org/wiki/Q1339474', 'display_name': 'Maternal death', 'level': 3, 'score': 0.48166525}, {'id': 'https://openalex.org/C164705383', 'wikidata': 'https://www.wikidata.org/wiki/Q10379', 'display_name': 'Cardiology', 'level': 1, 'score': 0.47779235}, {'id': 'https://openalex.org/C46973012', 'wikidata': 'https://www.wikidata.org/wiki/Q28627', 'display_name': 'Gestation', 'level': 3, 'score': 0.4697716}, {'id': 'https://openalex.org/C188816634', 'wikidata': 'https://www.wikidata.org/wiki/Q2113324', 'display_name': 'Prospective cohort study', 'level': 2, 'score': 0.4692616}, {'id': 'https://openalex.org/C131872663', 'wikidata': 'https://www.wikidata.org/wiki/Q5284418', 'display_name': 'Obstetrics', 'level': 1, 'score': 0.43584007}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.42874837}, {'id': 'https://openalex.org/C2780645631', 'wikidata': 'https://www.wikidata.org/wiki/Q671554', 'display_name': 'Stroke (engine)', 'level': 2, 'score': 0.4140571}, {'id': 'https://openalex.org/C2776468924', 'wikidata': 'https://www.wikidata.org/wiki/Q857667', 'display_name': 'Pulmonary edema', 'level': 3, 'score': 0.41327548}, {'id': 'https://openalex.org/C2908647359', 'wikidata': 'https://www.wikidata.org/wiki/Q2625603', 'display_name': 'Population', 'level': 2, 'score': 0.1127933}, {'id': 'https://openalex.org/C2777714996', 'wikidata': 'https://www.wikidata.org/wiki/Q7886', 'display_name': 'Lung', 'level': 2, 'score': 0.064658105}, {'id': 'https://openalex.org/C78519656', 'wikidata': 'https://www.wikidata.org/wiki/Q101333', 'display_name': 'Mechanical engineering', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C54355233', 'wikidata': 'https://www.wikidata.org/wiki/Q7162', 'display_name': 'Genetics', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C99454951', 'wikidata': 'https://www.wikidata.org/wiki/Q932068', 'display_name': 'Environmental health', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D006331', 'descriptor_name': 'Heart Diseases', 'qualifier_ui': 'Q000503', 'qualifier_name': 'physiopathology', 'is_major_topic': True}, {'descriptor_ui': 'D011249', 'descriptor_name': 'Pregnancy Complications, Cardiovascular', 'qualifier_ui': 'Q000503', 'qualifier_name': 'physiopathology', 'is_major_topic': True}, {'descriptor_ui': 'D011256', 'descriptor_name': 'Pregnancy Outcome', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D000293', 'descriptor_name': 'Adolescent', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001794', 'descriptor_name': 'Blood Pressure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001794', 'descriptor_name': 'Blood Pressure', 'qualifier_ui': 'Q000502', 'qualifier_name': 'physiology', 'is_major_topic': False}, {'descriptor_ui': 'D004562', 'descriptor_name': 'Electrocardiography', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005313', 'descriptor_name': 'Fetal Death', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005500', 'descriptor_name': 'Follow-Up Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006331', 'descriptor_name': 'Heart Diseases', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007226', 'descriptor_name': 'Infant Mortality', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007231', 'descriptor_name': 'Infant, Newborn', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015999', 'descriptor_name': 'Multivariate Analysis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011247', 'descriptor_name': 'Pregnancy', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011249', 'descriptor_name': 'Pregnancy Complications, Cardiovascular', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011446', 'descriptor_name': 'Prospective Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1161/hc3001.093437', 'pdf_url': 'https://www.ahajournals.org/doi/pdf/10.1161/hc3001.093437', 'source': {'id': 'https://openalex.org/S116251202', 'display_name': 'Circulation', 'issn_l': '0009-7322', 'issn': ['0009-7322', '1524-4539'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/11479246', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1161/hc3001.093437', 'pdf_url': 'https://www.ahajournals.org/doi/pdf/10.1161/hc3001.093437', 'source': {'id': 'https://openalex.org/S116251202', 'display_name': 'Circulation', 'issn_l': '0009-7322', 'issn': ['0009-7322', '1524-4539'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'score': 0.87, 'display_name': 'Good health and well-being', 'id': 'https://metadata.un.org/sdg/3'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 22, 'referenced_works': ['https://openalex.org/W1796204221', 'https://openalex.org/W1971560539', 'https://openalex.org/W1978136073', 'https://openalex.org/W1994000510', 'https://openalex.org/W2001400482', 'https://openalex.org/W2003379318', 'https://openalex.org/W2027040058', 'https://openalex.org/W2039787747', 'https://openalex.org/W2043734328', 'https://openalex.org/W2058334916', 'https://openalex.org/W2064036546', 'https://openalex.org/W2069244376', 'https://openalex.org/W2071979617', 'https://openalex.org/W2080999652', 'https://openalex.org/W2083930130', 'https://openalex.org/W2110843198', 'https://openalex.org/W2139433831', 'https://openalex.org/W2146700251', 'https://openalex.org/W2151901577', 'https://openalex.org/W2171435043', 'https://openalex.org/W3149156354', 'https://openalex.org/W71539604'], 'related_works': ['https://openalex.org/W4226086514', 'https://openalex.org/W4206131036', 'https://openalex.org/W3216527767', 'https://openalex.org/W3158542799', 'https://openalex.org/W2990219079', 'https://openalex.org/W2901273787', 'https://openalex.org/W2383953951', 'https://openalex.org/W2248476512', 'https://openalex.org/W2137952440', 'https://openalex.org/W2018271659'], 'abstract_inverted_index': {'Background': [0], 'The': [1], 'maternal': [2, 78], 'and': [3, 24, 36, 71, 113, 128, 134], 'neonatal': [4, 129], 'risks': [5], 'associated': [6, 101, 124], 'with': [7, 11, 33, 102, 120, 125, 143], 'pregnancy': [8], 'in': [9, 45, 118], 'women': [10, 32, 119], 'heart': [12, 34, 69, 109, 121], 'disease': [13, 35, 122], 'receiving': [14], 'comprehensive': [15], 'prenatal': [16], 'care': [17], 'have': [18], 'not': [19, 43], 'been': [20], 'well': [21], 'defined.': [22], 'Methods': [23], 'Results': [25], 'We': [26], 'prospectively': [27], 'enrolled': [28], '562': [29], 'consecutive': [30], 'pregnant': [31], 'determined': [37], 'the': [38, 81, 144], 'outcomes': [39], 'of': [40, 56, 98, 146], '599': [41], 'pregnancies': [42], 'ending': [44], 'miscarriage.': [46], 'Pulmonary': [47], 'edema,': [48], 'arrhythmia,': [49, 62], 'stroke,': [50], 'or': [51, 61, 66, 106], 'cardiac': [52, 59, 79, 82, 127, 135, 138], 'death': [53], 'complicated': [54], '13%': [55], 'pregnancies.': [57], 'Prior': [58], 'events': [60], 'poor': [63, 103], 'functional': [64, 104], 'class': [65, 105], 'cyanosis,': [67, 107], 'left': [68, 72, 108], 'obstruction,': [70, 110], 'ventricular': [73], 'systolic': [74], 'dysfunction': [75], 'independently': [76], 'predicted': [77, 87, 142], 'complications;': [80], 'event': [83], 'rate': [84], 'can': [85, 140], 'be': [86, 141], 'using': [88], 'a': [89, 147], 'risk': [90, 139, 148], 'index': [91], 'incorporating': [92], 'these': [93], 'predictors.': [94], 'Neonatal': [95], 'complications': [96], '(20%': [97], 'pregnancies)': [99], 'were': [100], 'anticoagulation,': [111], 'smoking,': [112], 'multiple': [114], 'gestations.': [115], 'Conclusions': [116], 'Pregnancy': [117], 'is': [123], 'significant': [126], 'complications,': [130], 'despite': [131], 'state-of-the-art': [132], 'obstetric': [133], 'care.': [136], 'Maternal': [137], 'use': [145], 'index.': [149]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2053859746', 'counts_by_year': [{'year': 2024, 'cited_by_count': 34}, {'year': 2023, 'cited_by_count': 53}, {'year': 2022, 'cited_by_count': 55}, {'year': 2021, 'cited_by_count': 86}, {'year': 2020, 'cited_by_count': 65}, {'year': 2019, 'cited_by_count': 63}, {'year': 2018, 'cited_by_count': 90}, {'year': 2017, 'cited_by_count': 126}, {'year': 2016, 'cited_by_count': 67}, {'year': 2015, 'cited_by_count': 78}, {'year': 2014, 'cited_by_count': 80}, {'year': 2013, 'cited_by_count': 64}, {'year': 2012, 'cited_by_count': 64}], 'updated_date': '2024-09-18T18:14:49.150662', 'created_date': '2016-06-24'}