Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2073187784', 'doi': 'https://doi.org/10.1136/hrt.38.6.612', 'title': 'Effects of intravenous nitroglycerin on left ventricular function and ST segment changes in acute myocardial infarction.', 'display_name': 'Effects of intravenous nitroglycerin on left ventricular function and ST segment changes in acute myocardial infarction.', 'publication_year': 1976, 'publication_date': '1976-06-01', 'ids': {'openalex': 'https://openalex.org/W2073187784', 'doi': 'https://doi.org/10.1136/hrt.38.6.612', 'mag': '2073187784', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/819021', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/483044'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1136/hrt.38.6.612', 'pdf_url': 'https://heart.bmj.com/content/heartjnl/38/6/612.full.pdf', 'source': {'id': 'https://openalex.org/S191565391', 'display_name': 'Heart', 'issn_l': '1355-6037', 'issn': ['1355-6037', '1468-201X'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], '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': 'green', 'oa_url': 'https://heart.bmj.com/content/heartjnl/38/6/612.full.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5052250085', 'display_name': 'John T. Flaherty', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I145311948', 'display_name': 'Johns Hopkins University', 'ror': 'https://ror.org/00za53h95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I145311948']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'J T Flaherty', 'raw_affiliation_strings': ['Johns Hopkins University ('], 'affiliations': [{'raw_affiliation_string': 'Johns Hopkins University (', 'institution_ids': ['https://openalex.org/I145311948']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5001024037', 'display_name': 'Patricia C. Come', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I145311948', 'display_name': 'Johns Hopkins University', 'ror': 'https://ror.org/00za53h95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I145311948']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'P C Come', 'raw_affiliation_strings': ['Johns Hopkins University ('], 'affiliations': [{'raw_affiliation_string': 'Johns Hopkins University (', 'institution_ids': ['https://openalex.org/I145311948']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5022932633', 'display_name': 'Michael G. Baird', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I145311948', 'display_name': 'Johns Hopkins University', 'ror': 'https://ror.org/00za53h95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I145311948']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'M G Baird', 'raw_affiliation_strings': ['Johns Hopkins University ('], 'affiliations': [{'raw_affiliation_string': 'Johns Hopkins University (', 'institution_ids': ['https://openalex.org/I145311948']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5004548280', 'display_name': 'Jacques R. Rouleau', 'orcid': 'https://orcid.org/0000-0002-8762-0549'}, 'institutions': [{'id': 'https://openalex.org/I4210150714', 'display_name': 'Johns Hopkins Hospital', 'ror': 'https://ror.org/05cb1k848', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2799853436', 'https://openalex.org/I4210150714']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'J Rouleau', 'raw_affiliation_strings': ['From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.', 'institution_ids': ['https://openalex.org/I4210150714']}, {'raw_affiliation_string': 'From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5113506239', 'display_name': 'D R Taylor', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210150714', 'display_name': 'Johns Hopkins Hospital', 'ror': 'https://ror.org/05cb1k848', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2799853436', 'https://openalex.org/I4210150714']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'D R Taylor', 'raw_affiliation_strings': ['From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'institution_ids': []}, {'raw_affiliation_string': 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.', 'institution_ids': ['https://openalex.org/I4210150714']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5059452552', 'display_name': 'M L Weisteldt', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210150714', 'display_name': 'Johns Hopkins Hospital', 'ror': 'https://ror.org/05cb1k848', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2799853436', 'https://openalex.org/I4210150714']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'M L Weisteldt', 'raw_affiliation_strings': ['From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.', 'institution_ids': ['https://openalex.org/I4210150714']}, {'raw_affiliation_string': 'From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5041553087', 'display_name': 'H.Leon Greene', 'orcid': 'https://orcid.org/0000-0002-5488-3262'}, 'institutions': [{'id': 'https://openalex.org/I4210150714', 'display_name': 'Johns Hopkins Hospital', 'ror': 'https://ror.org/05cb1k848', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2799853436', 'https://openalex.org/I4210150714']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'H L Greene', 'raw_affiliation_strings': ['From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'institution_ids': []}, {'raw_affiliation_string': 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.', 'institution_ids': ['https://openalex.org/I4210150714']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5054563950', 'display_name': 'Lewis C. Becker', 'orcid': 'https://orcid.org/0000-0003-4805-3403'}, 'institutions': [{'id': 'https://openalex.org/I4210150714', 'display_name': 'Johns Hopkins Hospital', 'ror': 'https://ror.org/05cb1k848', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2799853436', 'https://openalex.org/I4210150714']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'L C Becker', 'raw_affiliation_strings': ['From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.', 'institution_ids': ['https://openalex.org/I4210150714']}, {'raw_affiliation_string': 'From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5042843111', 'display_name': 'Bertram Pitt', 'orcid': 'https://orcid.org/0000-0001-5880-275X'}, 'institutions': [{'id': 'https://openalex.org/I4210150714', 'display_name': 'Johns Hopkins Hospital', 'ror': 'https://ror.org/05cb1k848', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2799853436', 'https://openalex.org/I4210150714']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'B Pitt', 'raw_affiliation_strings': ['From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'From the Department of Medicine, Cardiology Division, The J7ohns Hopkins University, School of Medicine,', 'institution_ids': []}, {'raw_affiliation_string': 'The Johns Hopkins Hospital, Baltimore, Maryland, U.S.A.', 'institution_ids': ['https://openalex.org/I4210150714']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 7.353, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 120, 'citation_normalized_percentile': {'value': 0.915984, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 97, 'max': 98}, 'biblio': {'volume': '38', 'issue': '6', 'first_page': '612', 'last_page': '621'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10292', 'display_name': 'Acute Myocardial Infarction Research', 'score': 0.9825, '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/T10292', 'display_name': 'Acute Myocardial Infarction Research', 'score': 0.9825, '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/T10821', 'display_name': 'Cardiovascular Function and Risk Factors', 'score': 0.9628, '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/T10372', 'display_name': 'Cardiac Imaging and Diagnostics', 'score': 0.911, 'subfield': {'id': 'https://openalex.org/subfields/2741', 'display_name': 'Radiology, Nuclear Medicine and Imaging'}, '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/ventricular-function', 'display_name': 'Ventricular Function', 'score': 0.54522115}], 'concepts': [{'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.95238197}, {'id': 'https://openalex.org/C500558357', 'wikidata': 'https://www.wikidata.org/wiki/Q12152', 'display_name': 'Myocardial infarction', 'level': 2, 'score': 0.7833165}, {'id': 'https://openalex.org/C164705383', 'wikidata': 'https://www.wikidata.org/wiki/Q10379', 'display_name': 'Cardiology', 'level': 1, 'score': 0.7104445}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.67436844}, {'id': 'https://openalex.org/C2993376042', 'wikidata': 'https://www.wikidata.org/wiki/Q2002035', 'display_name': 'Ventricular function', 'level': 2, 'score': 0.54522115}, {'id': 'https://openalex.org/C78981884', 'wikidata': 'https://www.wikidata.org/wiki/Q5357960', 'display_name': 'Electrocardiography in myocardial infarction', 'level': 3, 'score': 0.5162444}, {'id': 'https://openalex.org/C2777798775', 'wikidata': 'https://www.wikidata.org/wiki/Q207550', 'display_name': 'Infarction', 'level': 3, 'score': 0.514002}, {'id': 'https://openalex.org/C42219234', 'wikidata': 'https://www.wikidata.org/wiki/Q131130', 'display_name': 'Anesthesia', 'level': 1, 'score': 0.44825974}, {'id': 'https://openalex.org/C2778198053', 'wikidata': 'https://www.wikidata.org/wiki/Q181754', 'display_name': 'Heart failure', 'level': 2, 'score': 0.4410137}, {'id': 'https://openalex.org/C541997718', 'wikidata': 'https://www.wikidata.org/wiki/Q188151', 'display_name': 'Ischemia', 'level': 2, 'score': 0.43493867}], 'mesh': [{'descriptor_ui': 'D009203', 'descriptor_name': 'Myocardial Infarction', 'qualifier_ui': 'Q000188', 'qualifier_name': 'drug therapy', 'is_major_topic': True}, {'descriptor_ui': 'D005996', 'descriptor_name': 'Nitroglycerin', 'qualifier_ui': 'Q000627', 'qualifier_name': 'therapeutic use', 'is_major_topic': True}, {'descriptor_ui': 'D000208', 'descriptor_name': 'Acute Disease', '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': 'D001794', 'descriptor_name': 'Blood Pressure', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D001794', 'descriptor_name': 'Blood Pressure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002302', 'descriptor_name': 'Cardiac Output', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002302', 'descriptor_name': 'Cardiac Output', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', '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': 'D006339', 'descriptor_name': 'Heart Rate', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006339', 'descriptor_name': 'Heart Rate', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D006352', 'descriptor_name': 'Heart Ventricles', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006352', 'descriptor_name': 'Heart Ventricles', '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': 'D009203', 'descriptor_name': 'Myocardial Infarction', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005996', 'descriptor_name': 'Nitroglycerin', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005996', 'descriptor_name': 'Nitroglycerin', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': False}, {'descriptor_ui': 'D014690', 'descriptor_name': 'Venous Pressure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014690', 'descriptor_name': 'Venous Pressure', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}], 'locations_count': 4, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1136/hrt.38.6.612', 'pdf_url': 'https://heart.bmj.com/content/heartjnl/38/6/612.full.pdf', 'source': {'id': 'https://openalex.org/S191565391', 'display_name': 'Heart', 'issn_l': '1355-6037', 'issn': ['1355-6037', '1468-201X'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc483044', 'pdf_url': 'https://europepmc.org/articles/pmc483044?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC483044', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764455111', 'display_name': 'PubMed Central', 'issn_l': None, 'issn': None, 'is_oa': True, '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': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/819021', '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/10.1136/hrt.38.6.612', 'pdf_url': 'https://heart.bmj.com/content/heartjnl/38/6/612.full.pdf', 'source': {'id': 'https://openalex.org/S191565391', 'display_name': 'Heart', 'issn_l': '1355-6037', 'issn': ['1355-6037', '1468-201X'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'display_name': 'Good health and well-being', 'score': 0.76, 'id': 'https://metadata.un.org/sdg/3'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 6, 'referenced_works': ['https://openalex.org/W1975845863', 'https://openalex.org/W1996188269', 'https://openalex.org/W2005120234', 'https://openalex.org/W2079265659', 'https://openalex.org/W2095110868', 'https://openalex.org/W2163687862'], 'related_works': ['https://openalex.org/W2938199031', 'https://openalex.org/W2366028483', 'https://openalex.org/W2357235227', 'https://openalex.org/W2127080297', 'https://openalex.org/W2093502227', 'https://openalex.org/W2031382315', 'https://openalex.org/W2029479814', 'https://openalex.org/W2013723336', 'https://openalex.org/W2000038211', 'https://openalex.org/W1972760102'], 'abstract_inverted_index': {'It': [0], 'has': [1], 'been': [2], 'shown': [3], 'previously': [4], 'that': [5, 111, 159, 199], '30-minute': [6], 'infusions': [7, 82], 'of': [8, 65, 83, 98, 113, 135, 140, 161, 189, 194, 202], 'intravenous': [9, 84], 'nitroglycerin': [10, 52, 85, 150, 162], 'in': [11, 43, 45, 54, 62, 105, 110, 147, 172, 185], 'patients': [12, 55, 73, 114, 123, 173], 'with': [13, 56, 74, 115, 124, 174], 'acute': [14, 75], 'myocardial': [15, 66, 76, 126, 179, 203], 'infarction': [16, 58, 77, 127, 180], 'are': [17], 'able': [18], 'to': [19, 80, 90], 'lower': [20, 91], 'left': [21, 27, 119, 141, 164, 169, 175, 195], 'ventricular': [22, 28, 106, 120, 142, 165, 170, 176, 196], 'filling': [23], 'pressure': [24, 34, 94], 'and': [25, 181], 'improve': [26], 'function': [29, 107, 166], 'while': [30], 'lowering': [31], 'mean': [32, 92], 'arterial': [33, 93], 'by': [35, 95], 'only': [36], '7': [37], 'mmHg': [38, 100], '(0.9': [39], 'kPa).': [40, 102], 'A': [41], 'decrease': [42, 61, 146], 'sigmaST': [44, 148, 184], 'praecordial': [46], 'ST': [47, 130], 'segment': [48, 131], 'mapping': [49, 132], 'studies': [50], 'during': [51, 149], 'infusion': [53, 87, 151, 160], 'anterior': [57, 125], 'suggested': [59], 'a': [60, 145], 'the': [63, 69, 116, 136, 190, 200], 'extent': [64, 201], 'ischaemia.': [67], 'In': [68], 'present': [70], 'study,': [71], '30': [72], 'received': [78], '1-': [79], '3-hour': [81], 'at': [86], 'rates': [88], 'sufficient': [89], 'an': [96], 'average': [97], '22': [99], '(2.9': [101], 'An': [103], 'improvement': [104], 'was': [108], 'noted': [109], 'subgroup': [112], 'msot': [117], 'severe': [118], 'dysfunction.': [121], 'All': [122], 'underwent': [128], 'serial': [129], 'and,': [133], 'irrespective': [134, 188], 'presence': [137, 191], 'or': [138, 192], 'absence': [139, 193], 'failure,': [143, 197], 'showed': [144], '(P': [152], 'less': [153], 'than': [154], '0.005).': [155], 'These': [156], 'findings': [157], 'suggest': [158], 'improves': [163], 'and/or': [167], 'alters': [168], 'compliance': [171], 'failure': [177], 'complicating': [178], 'furthermore': [182], 'decreases': [183], 'all': [186], 'patients,': [187], 'suggesting': [198], 'ischaemia': [204], 'is': [205], 'decreased.': [206]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2073187784', 'counts_by_year': [{'year': 2017, 'cited_by_count': 2}], 'updated_date': '2025-01-08T04:17:14.024033', 'created_date': '2016-06-24'}