Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2013556385', 'doi': 'https://doi.org/10.1016/0735-1097(93)90841-n', 'title': 'Bolus intravenous nitroglycerin predominantly reduces afterload in patients with excessive arterial elastance', 'display_name': 'Bolus intravenous nitroglycerin predominantly reduces afterload in patients with excessive arterial elastance', 'publication_year': 1993, 'publication_date': '1993-07-01', 'ids': {'openalex': 'https://openalex.org/W2013556385', 'doi': 'https://doi.org/10.1016/0735-1097(93)90841-n', 'mag': '2013556385', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/8509548'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1016/0735-1097(93)90841-n', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S60865174', 'display_name': 'Journal of the American College of Cardiology', 'issn_l': '0735-1097', 'issn': ['0735-1097', '1558-3597'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': 'publisher-specific-oa', 'license_id': 'https://openalex.org/licenses/publisher-specific-oa', '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://doi.org/10.1016/0735-1097(93)90841-n', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5069480361', 'display_name': 'Howard L. Haber', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I51556381', 'display_name': 'University of Virginia', 'ror': 'https://ror.org/0153tk833', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I51556381']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Howard L. Haber', 'raw_affiliation_strings': ['Department of Internal Medicine, University of Virginia, Health Sciences Center, Charlottesville 22908.'], 'affiliations': [{'raw_affiliation_string': 'Department of Internal Medicine, University of Virginia, Health Sciences Center, Charlottesville 22908.', 'institution_ids': ['https://openalex.org/I51556381']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5108531688', 'display_name': 'Christopher L. Simek', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I51556381', 'display_name': 'University of Virginia', 'ror': 'https://ror.org/0153tk833', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I51556381']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Christopher L. Simek', 'raw_affiliation_strings': ["University of Virginia'"], 'affiliations': [{'raw_affiliation_string': "University of Virginia'", 'institution_ids': ['https://openalex.org/I51556381']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5054584058', 'display_name': 'James D. Bergin', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I51556381', 'display_name': 'University of Virginia', 'ror': 'https://ror.org/0153tk833', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I51556381']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'James D. Bergin', 'raw_affiliation_strings': ["University of Virginia'"], 'affiliations': [{'raw_affiliation_string': "University of Virginia'", 'institution_ids': ['https://openalex.org/I51556381']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5023037652', 'display_name': 'Alberto Sadun', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I51556381', 'display_name': 'University of Virginia', 'ror': 'https://ror.org/0153tk833', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I51556381']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Alberto Sadun', 'raw_affiliation_strings': ["University of Virginia'"], 'affiliations': [{'raw_affiliation_string': "University of Virginia'", 'institution_ids': ['https://openalex.org/I51556381']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5113575976', 'display_name': 'Lawrence W. Gimple', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I51556381', 'display_name': 'University of Virginia', 'ror': 'https://ror.org/0153tk833', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I51556381']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Lawrence W. Gimple', 'raw_affiliation_strings': ["University of Virginia'"], 'affiliations': [{'raw_affiliation_string': "University of Virginia'", 'institution_ids': ['https://openalex.org/I51556381']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5114081839', 'display_name': 'Eric R. Powers', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I51556381', 'display_name': 'University of Virginia', 'ror': 'https://ror.org/0153tk833', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I51556381']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Eric R. Powers', 'raw_affiliation_strings': ["University of Virginia'"], 'affiliations': [{'raw_affiliation_string': "University of Virginia'", 'institution_ids': ['https://openalex.org/I51556381']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5103434271', 'display_name': 'Marc D. Feldman', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I51556381', 'display_name': 'University of Virginia', 'ror': 'https://ror.org/0153tk833', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I51556381']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Marc D. Feldman', 'raw_affiliation_strings': ["University of Virginia'"], 'affiliations': [{'raw_affiliation_string': "University of Virginia'", 'institution_ids': ['https://openalex.org/I51556381']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 6500, 'currency': 'USD', 'value_usd': 6500, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 1.736, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 45, 'citation_normalized_percentile': {'value': 0.937472, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 91, 'max': 92}, 'biblio': {'volume': '22', 'issue': '1', 'first_page': '251', 'last_page': '257'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11700', 'display_name': 'Hemodynamic Monitoring and Therapy', 'score': 0.9999, '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'}}, 'topics': [{'id': 'https://openalex.org/T11700', 'display_name': 'Hemodynamic Monitoring and Therapy', 'score': 0.9999, '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'}}, {'id': 'https://openalex.org/T10144', 'display_name': 'Blood Pressure and Hypertension Studies', 'score': 0.9983, '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/T11209', 'display_name': 'Cardiovascular and exercise physiology', 'score': 0.9978, 'subfield': {'id': 'https://openalex.org/subfields/2707', 'display_name': 'Complementary and alternative 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/preload', 'display_name': 'Preload', 'score': 0.9752549}, {'id': 'https://openalex.org/keywords/afterload', 'display_name': 'Afterload', 'score': 0.97003394}, {'id': 'https://openalex.org/keywords/ventricular-pressure', 'display_name': 'Ventricular pressure', 'score': 0.41744033}], 'concepts': [{'id': 'https://openalex.org/C48277249', 'wikidata': 'https://www.wikidata.org/wiki/Q1406926', 'display_name': 'Preload', 'level': 3, 'score': 0.9752549}, {'id': 'https://openalex.org/C123576724', 'wikidata': 'https://www.wikidata.org/wiki/Q1299082', 'display_name': 'Afterload', 'level': 3, 'score': 0.97003394}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.8237122}, {'id': 'https://openalex.org/C164705383', 'wikidata': 'https://www.wikidata.org/wiki/Q10379', 'display_name': 'Cardiology', 'level': 1, 'score': 0.66590405}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.62617236}, {'id': 'https://openalex.org/C2778198053', 'wikidata': 'https://www.wikidata.org/wiki/Q181754', 'display_name': 'Heart failure', 'level': 2, 'score': 0.50133586}, {'id': 'https://openalex.org/C42219234', 'wikidata': 'https://www.wikidata.org/wiki/Q131130', 'display_name': 'Anesthesia', 'level': 1, 'score': 0.49414328}, {'id': 'https://openalex.org/C80461066', 'wikidata': 'https://www.wikidata.org/wiki/Q1698533', 'display_name': 'Stroke volume', 'level': 4, 'score': 0.44239676}, {'id': 'https://openalex.org/C26635844', 'wikidata': 'https://www.wikidata.org/wiki/Q2002035', 'display_name': 'Ventricular pressure', 'level': 3, 'score': 0.41744033}, {'id': 'https://openalex.org/C84393581', 'wikidata': 'https://www.wikidata.org/wiki/Q82642', 'display_name': 'Blood pressure', 'level': 2, 'score': 0.404958}, {'id': 'https://openalex.org/C178853913', 'wikidata': 'https://www.wikidata.org/wiki/Q1642137', 'display_name': 'Hemodynamics', 'level': 2, 'score': 0.3218937}, {'id': 'https://openalex.org/C78085059', 'wikidata': 'https://www.wikidata.org/wiki/Q641303', 'display_name': 'Ejection fraction', 'level': 3, 'score': 0.23394999}], 'mesh': [{'descriptor_ui': 'D006333', 'descriptor_name': 'Heart Failure', 'qualifier_ui': 'Q000503', 'qualifier_name': 'physiopathology', 'is_major_topic': True}, {'descriptor_ui': 'D005996', 'descriptor_name': 'Nitroglycerin', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D014655', 'descriptor_name': 'Vascular Resistance', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': True}, {'descriptor_ui': 'D016277', 'descriptor_name': 'Ventricular Function, Left', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': True}, {'descriptor_ui': 'D000704', 'descriptor_name': 'Analysis of Variance', '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': 'D016022', 'descriptor_name': 'Case-Control Studies', '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': 'D006333', 'descriptor_name': 'Heart Failure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006339', 'descriptor_name': 'Heart Rate', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006439', 'descriptor_name': 'Hemodynamics', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006439', 'descriptor_name': 'Hemodynamics', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, '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': 'D005996', 'descriptor_name': 'Nitroglycerin', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D005996', 'descriptor_name': 'Nitroglycerin', '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': 'D014655', 'descriptor_name': 'Vascular Resistance', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D016277', 'descriptor_name': 'Ventricular Function, Left', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1016/0735-1097(93)90841-n', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S60865174', 'display_name': 'Journal of the American College of Cardiology', 'issn_l': '0735-1097', 'issn': ['0735-1097', '1558-3597'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': 'publisher-specific-oa', 'license_id': 'https://openalex.org/licenses/publisher-specific-oa', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/8509548', '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/10.1016/0735-1097(93)90841-n', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S60865174', 'display_name': 'Journal of the American College of Cardiology', 'issn_l': '0735-1097', 'issn': ['0735-1097', '1558-3597'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': 'publisher-specific-oa', 'license_id': 'https://openalex.org/licenses/publisher-specific-oa', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'score': 0.78, 'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 30, 'referenced_works': ['https://openalex.org/W1792854258', 'https://openalex.org/W1927450934', 'https://openalex.org/W1963771304', 'https://openalex.org/W1976810789', 'https://openalex.org/W1988345658', 'https://openalex.org/W1992309459', 'https://openalex.org/W1993021587', 'https://openalex.org/W2005120234', 'https://openalex.org/W2014583976', 'https://openalex.org/W2016422927', 'https://openalex.org/W2032181779', 'https://openalex.org/W2040026900', 'https://openalex.org/W2043108382', 'https://openalex.org/W2043627252', 'https://openalex.org/W2050085560', 'https://openalex.org/W2053129465', 'https://openalex.org/W2053866239', 'https://openalex.org/W2055302562', 'https://openalex.org/W2055382061', 'https://openalex.org/W2074870521', 'https://openalex.org/W2082217011', 'https://openalex.org/W2096171825', 'https://openalex.org/W2120390453', 'https://openalex.org/W2125136928', 'https://openalex.org/W2141066416', 'https://openalex.org/W2146589023', 'https://openalex.org/W2157071388', 'https://openalex.org/W2159514749', 'https://openalex.org/W2213280369', 'https://openalex.org/W2476934252'], 'related_works': ['https://openalex.org/W3137608641', 'https://openalex.org/W2604687372', 'https://openalex.org/W2081994476', 'https://openalex.org/W2078520321', 'https://openalex.org/W2069907911', 'https://openalex.org/W2067890185', 'https://openalex.org/W2056565173', 'https://openalex.org/W2013556385', 'https://openalex.org/W1946513951', 'https://openalex.org/W148300690'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2013556385', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 4}, {'year': 2017, 'cited_by_count': 3}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 3}, {'year': 2013, 'cited_by_count': 2}, {'year': 2012, 'cited_by_count': 1}], 'updated_date': '2024-12-09T14:52:32.982994', 'created_date': '2016-06-24'}