Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2046383587', 'doi': 'https://doi.org/10.1056/nejm199108013250502', 'title': 'A Comparison of Enalapril with Hydralazine–Isosorbide Dinitrate in the Treatment of Chronic Congestive Heart Failure', 'display_name': 'A Comparison of Enalapril with Hydralazine–Isosorbide Dinitrate in the Treatment of Chronic Congestive Heart Failure', 'publication_year': 1991, 'publication_date': '1991-08-01', 'ids': {'openalex': 'https://openalex.org/W2046383587', 'doi': 'https://doi.org/10.1056/nejm199108013250502', 'mag': '2046383587', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/2057035'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1056/nejm199108013250502', 'pdf_url': 'https://www.nejm.org/doi/pdf/10.1056/NEJM199108013250502?articleTools=true', 'source': {'id': 'https://openalex.org/S62468778', 'display_name': 'New England Journal of Medicine', 'issn_l': '0028-4793', 'issn': ['0028-4793', '1533-4406'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320239', 'host_organization_name': 'Massachusetts Medical Society', 'host_organization_lineage': ['https://openalex.org/P4310320239'], 'host_organization_lineage_names': ['Massachusetts Medical Society'], '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.nejm.org/doi/pdf/10.1056/NEJM199108013250502?articleTools=true', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5029826066', 'display_name': 'J. N. Cohn', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210136231', 'display_name': 'Institute of Cardiology', 'ror': 'https://ror.org/03h2xy876', 'country_code': 'PL', 'type': 'facility', 'lineage': ['https://openalex.org/I4210136231']}], 'countries': ['PL'], 'is_corresponding': False, 'raw_author_name': 'Jay N Cohn', 'raw_affiliation_strings': ['Medicine - Cardiology Division'], 'affiliations': [{'raw_affiliation_string': 'Medicine - Cardiology Division', 'institution_ids': ['https://openalex.org/I4210136231']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5102834247', 'display_name': 'Gary R. Johnson', 'orcid': 'https://orcid.org/0000-0002-0169-2155'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Gary Johnson', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5014867782', 'display_name': 'Susan Ziesche', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Susan Ziesche', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5024612103', 'display_name': 'Frederick R. Cobb', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Frederick Cobb', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5034602218', 'display_name': 'Gary S. Francis', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210136231', 'display_name': 'Institute of Cardiology', 'ror': 'https://ror.org/03h2xy876', 'country_code': 'PL', 'type': 'facility', 'lineage': ['https://openalex.org/I4210136231']}], 'countries': ['PL'], 'is_corresponding': False, 'raw_author_name': 'Gary S Francis', 'raw_affiliation_strings': ['Medicine - Cardiology Division'], 'affiliations': [{'raw_affiliation_string': 'Medicine - Cardiology Division', 'institution_ids': ['https://openalex.org/I4210136231']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5040021366', 'display_name': 'Felix E. Tristani', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Felix Tristani', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5057941107', 'display_name': 'Raymond A. Smith', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Raphael Smith', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5091280912', 'display_name': 'W. Bruce Dunkman', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'W. Bruce Dunkman', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5023895096', 'display_name': 'Henry S. Loeb', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Henry Loeb', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103412485', 'display_name': 'Maylene Wong', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Maylene Wong', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5069710170', 'display_name': 'Geetha Bhat', 'orcid': 'https://orcid.org/0000-0002-9814-1762'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Geetha Bhat', 'raw_affiliation_strings': ['Department of Medicine'], 'affiliations': [{'raw_affiliation_string': 'Department of Medicine', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5059536702', 'display_name': 'Eugene Morkin', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Steven Goldman', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5074799732', 'display_name': 'Ross D. Fletcher', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Ross D. Fletcher', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5022054395', 'display_name': 'James E. Doherty', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'James Doherty', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5073428593', 'display_name': 'C. V. Hughes', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'C. Vincent Hughes', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5039697719', 'display_name': 'Peter E. Carson', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Peter Carson', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5070278628', 'display_name': 'Guillermo Cintrón', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Guillermo Cintron', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5038427207', 'display_name': 'Ralph Shabetai', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Ralph Shabetai', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5082011595', 'display_name': 'Clair Haakenson', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Clair Haakenson', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 129.584, 'has_fulltext': False, 'cited_by_count': 2843, 'citation_normalized_percentile': {'value': 0.999873, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '325', 'issue': '5', 'first_page': '303', 'last_page': '310'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10198', 'display_name': 'Diagnosis and Treatment of Heart Failure', 'score': 0.9999, '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/T10198', 'display_name': 'Diagnosis and Treatment of Heart Failure', 'score': 0.9999, '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/T10144', 'display_name': 'Management of Hypertension and Cardiovascular Risk Factors', 'score': 0.9954, '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/T10065', 'display_name': 'Atrial Fibrillation', 'score': 0.9945, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/isosorbide-dinitrate', 'display_name': 'Isosorbide dinitrate', 'score': 0.9455955}, {'id': 'https://openalex.org/keywords/hydralazine', 'display_name': 'Hydralazine', 'score': 0.9079693}, {'id': 'https://openalex.org/keywords/regimen', 'display_name': 'Regimen', 'score': 0.56180674}, {'id': 'https://openalex.org/keywords/treatment', 'display_name': 'Treatment', 'score': 0.506334}], 'concepts': [{'id': 'https://openalex.org/C2778949068', 'wikidata': 'https://www.wikidata.org/wiki/Q179748', 'display_name': 'Isosorbide dinitrate', 'level': 2, 'score': 0.9455955}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.93171036}, {'id': 'https://openalex.org/C2780521442', 'wikidata': 'https://www.wikidata.org/wiki/Q419987', 'display_name': 'Hydralazine', 'level': 3, 'score': 0.9079693}, {'id': 'https://openalex.org/C2775940317', 'wikidata': 'https://www.wikidata.org/wiki/Q422185', 'display_name': 'Enalapril', 'level': 4, 'score': 0.9041351}, {'id': 'https://openalex.org/C2778198053', 'wikidata': 'https://www.wikidata.org/wiki/Q181754', 'display_name': 'Heart failure', 'level': 2, 'score': 0.84056664}, {'id': 'https://openalex.org/C2777707475', 'wikidata': 'https://www.wikidata.org/wiki/Q422222', 'display_name': 'Digoxin', 'level': 3, 'score': 0.67226803}, {'id': 'https://openalex.org/C164705383', 'wikidata': 'https://www.wikidata.org/wiki/Q10379', 'display_name': 'Cardiology', 'level': 1, 'score': 0.5997457}, {'id': 'https://openalex.org/C2781413609', 'wikidata': 'https://www.wikidata.org/wiki/Q7308373', 'display_name': 'Regimen', 'level': 2, 'score': 0.56180674}, {'id': 'https://openalex.org/C2779918671', 'wikidata': 'https://www.wikidata.org/wiki/Q200656', 'display_name': 'Diuretic', 'level': 2, 'score': 0.5572388}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.5169253}, {'id': 'https://openalex.org/C2908647359', 'wikidata': 'https://www.wikidata.org/wiki/Q2625603', 'display_name': 'Population', 'level': 2, 'score': 0.48268297}, {'id': 'https://openalex.org/C120770815', 'wikidata': 'https://www.wikidata.org/wiki/Q14859627', 'display_name': 'Vasodilation', 'level': 2, 'score': 0.4197634}, {'id': 'https://openalex.org/C27016395', 'wikidata': 'https://www.wikidata.org/wiki/Q128861', 'display_name': 'Angiotensin-converting enzyme', 'level': 3, 'score': 0.15292895}, {'id': 'https://openalex.org/C84393581', 'wikidata': 'https://www.wikidata.org/wiki/Q82642', 'display_name': 'Blood pressure', 'level': 2, 'score': 0.09492615}, {'id': 'https://openalex.org/C99454951', 'wikidata': 'https://www.wikidata.org/wiki/Q932068', 'display_name': 'Environmental health', 'level': 1, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D004656', 'descriptor_name': 'Enalapril', 'qualifier_ui': 'Q000627', 'qualifier_name': 'therapeutic use', 'is_major_topic': True}, {'descriptor_ui': 'D006333', 'descriptor_name': 'Heart Failure', 'qualifier_ui': 'Q000188', 'qualifier_name': 'drug therapy', 'is_major_topic': True}, {'descriptor_ui': 'D006830', 'descriptor_name': 'Hydralazine', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': True}, {'descriptor_ui': 'D007548', 'descriptor_name': 'Isosorbide Dinitrate', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', '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': 'D000368', 'descriptor_name': 'Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002908', 'descriptor_name': 'Chronic Disease', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003645', 'descriptor_name': 'Death, Sudden', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004311', 'descriptor_name': 'Double-Blind Method', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004334', 'descriptor_name': 'Drug Administration Schedule', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004359', 'descriptor_name': 'Drug Therapy, Combination', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004656', 'descriptor_name': 'Enalapril', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004656', 'descriptor_name': 'Enalapril', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D004656', 'descriptor_name': 'Enalapril', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': False}, {'descriptor_ui': 'D006333', 'descriptor_name': 'Heart Failure', 'qualifier_ui': 'Q000401', 'qualifier_name': 'mortality', 'is_major_topic': False}, {'descriptor_ui': 'D006333', 'descriptor_name': 'Heart Failure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006333', 'descriptor_name': 'Heart Failure', 'qualifier_ui': 'Q000503', 'qualifier_name': 'physiopathology', 'is_major_topic': False}, {'descriptor_ui': 'D006760', 'descriptor_name': 'Hospitalization', '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': 'D006830', 'descriptor_name': 'Hydralazine', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': False}, {'descriptor_ui': 'D006830', 'descriptor_name': 'Hydralazine', 'qualifier_ui': 'Q000627', 'qualifier_name': 'therapeutic use', 'is_major_topic': False}, {'descriptor_ui': 'D006830', 'descriptor_name': 'Hydralazine', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007548', 'descriptor_name': 'Isosorbide Dinitrate', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007548', 'descriptor_name': 'Isosorbide Dinitrate', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': False}, {'descriptor_ui': 'D007548', 'descriptor_name': 'Isosorbide Dinitrate', 'qualifier_ui': 'Q000627', 'qualifier_name': 'therapeutic use', 'is_major_topic': False}, {'descriptor_ui': 'D008297', 'descriptor_name': 'Male', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008875', 'descriptor_name': 'Middle Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009638', 'descriptor_name': 'Norepinephrine', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009638', 'descriptor_name': 'Norepinephrine', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': False}, {'descriptor_ui': 'D010101', 'descriptor_name': 'Oxygen Consumption', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010101', 'descriptor_name': 'Oxygen Consumption', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D010349', 'descriptor_name': 'Patient Compliance', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005082', 'descriptor_name': 'Physical Exertion', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013318', 'descriptor_name': 'Stroke Volume', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013318', 'descriptor_name': 'Stroke Volume', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D015996', 'descriptor_name': 'Survival Rate', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1056/nejm199108013250502', 'pdf_url': 'https://www.nejm.org/doi/pdf/10.1056/NEJM199108013250502?articleTools=true', 'source': {'id': 'https://openalex.org/S62468778', 'display_name': 'New England Journal of Medicine', 'issn_l': '0028-4793', 'issn': ['0028-4793', '1533-4406'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320239', 'host_organization_name': 'Massachusetts Medical Society', 'host_organization_lineage': ['https://openalex.org/P4310320239'], 'host_organization_lineage_names': ['Massachusetts Medical Society'], '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/2057035', '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/10.1056/nejm199108013250502', 'pdf_url': 'https://www.nejm.org/doi/pdf/10.1056/NEJM199108013250502?articleTools=true', 'source': {'id': 'https://openalex.org/S62468778', 'display_name': 'New England Journal of Medicine', 'issn_l': '0028-4793', 'issn': ['0028-4793', '1533-4406'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320239', 'host_organization_name': 'Massachusetts Medical Society', 'host_organization_lineage': ['https://openalex.org/P4310320239'], 'host_organization_lineage_names': ['Massachusetts Medical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/3', 'score': 0.81, 'display_name': 'Good health and well-being'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 18, 'referenced_works': ['https://openalex.org/W1971318840', 'https://openalex.org/W1981832196', 'https://openalex.org/W2001535795', 'https://openalex.org/W2038252730', 'https://openalex.org/W2046777815', 'https://openalex.org/W2059707463', 'https://openalex.org/W2075238739', 'https://openalex.org/W2079045333', 'https://openalex.org/W2079280139', 'https://openalex.org/W2079919447', 'https://openalex.org/W2081536241', 'https://openalex.org/W2115526864', 'https://openalex.org/W2141498413', 'https://openalex.org/W2157973908', 'https://openalex.org/W2166212785', 'https://openalex.org/W4210336424', 'https://openalex.org/W4245244523', 'https://openalex.org/W4247467614'], 'related_works': ['https://openalex.org/W2474903203', 'https://openalex.org/W2463695484', 'https://openalex.org/W2440996721', 'https://openalex.org/W2417039067', 'https://openalex.org/W2373841984', 'https://openalex.org/W2372076784', 'https://openalex.org/W2060374315', 'https://openalex.org/W2035994122', 'https://openalex.org/W2020048076', 'https://openalex.org/W1173505'], 'abstract_inverted_index': {'To': [0], 'define': [1], 'better': [2], 'the': [3, 9, 18, 82], 'efficacy': [4], 'of': [5, 11, 20, 27, 53, 59, 64, 85], 'vasodilator': [6], 'therapy': [7, 36], 'in': [8, 29, 45, 81], 'treatment': [10], 'chronic': [12], 'congestive': [13], 'heart': [14, 38], 'failure,': [15], 'we': [16], 'compared': [17], 'effects': [19], 'hydralazine': [21, 60], 'and': [22, 34], 'isosorbide': [23, 65], 'dinitrate': [24, 66], 'with': [25, 76], 'those': [26], 'enalapril': [28, 54], '804': [30], 'men': [31], 'receiving': [32], 'digoxin': [33], 'diuretic': [35], 'for': [37], 'failure.': [39], 'The': [40, 68], 'patients': [41], 'were': [42], 'randomly': [43], 'assigned': [44], 'a': [46, 77], 'double-blind': [47], 'manner': [48], 'to': [49, 73], 'receive': [50], '20': [51], 'mg': [52, 58, 63], 'daily': [55], 'or': [56], '300': [57], 'plus': [61], '160': [62], 'daily.': [67], 'latter': [69], 'regimen': [70], 'was': [71], 'identical': [72], 'that': [74], 'used': [75], 'similar': [78], 'patient': [79], 'population': [80], 'effective-treatment': [83], 'arm': [84], 'our': [86], 'previous': [87], 'Vasodilator–Heart': [88], 'Failure': [89], 'Trial.': [90]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2046383587', 'counts_by_year': [{'year': 2024, 'cited_by_count': 18}, {'year': 2023, 'cited_by_count': 20}, {'year': 2022, 'cited_by_count': 33}, {'year': 2021, 'cited_by_count': 23}, {'year': 2020, 'cited_by_count': 49}, {'year': 2019, 'cited_by_count': 34}, {'year': 2018, 'cited_by_count': 58}, {'year': 2017, 'cited_by_count': 50}, {'year': 2016, 'cited_by_count': 70}, {'year': 2015, 'cited_by_count': 59}, {'year': 2014, 'cited_by_count': 57}, {'year': 2013, 'cited_by_count': 64}, {'year': 2012, 'cited_by_count': 56}], 'updated_date': '2024-09-17T02:39:57.131829', 'created_date': '2016-06-24'}