{"id":"https://openalex.org/W2059329263","doi":"https://doi.org/10.1016/0735-1097(90)92392-f","title":"Circadian variation of ischemic episodes in unstable angina patients on medical therapy","display_name":"Circadian variation of ischemic episodes in unstable angina patients on medical therapy","publication_year":1990,"publication_date":"1990-02-01","ids":{"openalex":"https://openalex.org/W2059329263","doi":"https://doi.org/10.1016/0735-1097(90)92392-f","mag":"2059329263"},"language":"en","primary_location":{"id":"doi:10.1016/0735-1097(90)92392-f","doi":"https://doi.org/10.1016/0735-1097(90)92392-f","is_oa":true,"landing_page_url":"https://doi.org/10.1016/0735-1097(90)92392-f","pdf_url":"https://www.sciencedirect.com/science/article/pii/073510979092392F/pdf","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,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American College of Cardiology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.sciencedirect.com/science/article/pii/073510979092392F/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5002925912","display_name":"Sidney O. Gottlieb","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sidney O. Gottlieb","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050107961","display_name":"Gary Gerstenblith","orcid":"https://orcid.org/0000-0001-6046-6812","observed_orcids":["https://orcid.org/0000-0001-6046-6812"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gary Gerstenblith","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Ann Adams","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ann Adams","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044146752","display_name":"Renita Patton","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Renita Patton","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113652576","display_name":"Rosemary A. Baumgardner","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rosemary Baumgardner","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084307895","display_name":"E. David Mellits","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E.David Mellits","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5075797873","display_name":"Pamela Ouyang","orcid":"https://orcid.org/0000-0003-4925-9059","observed_orcids":["https://orcid.org/0000-0003-4925-9059"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pamela Ouyang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":7166,"currency":"USD","value_usd":7166},"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.17877184,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"15","issue":"2","first_page":"A169","last_page":"A169"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13381","display_name":"Heart rate and cardiovascular health","score":0.6166999936103821,"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/T13381","display_name":"Heart rate and cardiovascular health","score":0.6166999936103821,"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/T10292","display_name":"Acute Myocardial Infarction Research","score":0.21439999341964722,"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/T10193","display_name":"Coronary Interventions and Diagnostics","score":0.049400001764297485,"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/circadian-variation","display_name":"circadian variation","score":0.7979999780654907},{"id":"https://openalex.org/keywords/ischemic-episodes","display_name":"ischemic episodes","score":0.8889999985694885},{"id":"https://openalex.org/keywords/unstable-angina","display_name":"unstable angina","score":0.9980000257492065},{"id":"https://openalex.org/keywords/medical-therapy","display_name":"medical therapy","score":0.9580000042915344},{"id":"https://openalex.org/keywords/coronary-artery-disease","display_name":"coronary artery disease","score":0.640999972820282},{"id":"https://openalex.org/keywords/nocturnal-angina","display_name":"nocturnal angina","score":0.42800000309944153}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9790785312652588},{"id":"https://openalex.org/C121446783","wikidata":"https://www.wikidata.org/wiki/Q208353","display_name":"Circadian rhythm","level":2,"score":0.7610651850700378},{"id":"https://openalex.org/C2994510025","wikidata":"https://www.wikidata.org/wiki/Q179661","display_name":"Medical therapy","level":2,"score":0.5801079273223877},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.5640304684638977},{"id":"https://openalex.org/C2777785093","wikidata":"https://www.wikidata.org/wiki/Q2032041","display_name":"Unstable angina","level":3,"score":0.5240633487701416},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.4977135956287384},{"id":"https://openalex.org/C3018906752","wikidata":"https://www.wikidata.org/wiki/Q844935","display_name":"Coronary heart disease","level":2,"score":0.2035120725631714}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0735-1097(90)92392-f","doi":"https://doi.org/10.1016/0735-1097(90)92392-f","is_oa":true,"landing_page_url":"https://doi.org/10.1016/0735-1097(90)92392-f","pdf_url":"https://www.sciencedirect.com/science/article/pii/073510979092392F/pdf","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,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American College of Cardiology","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1016/0735-1097(90)92392-f","doi":"https://doi.org/10.1016/0735-1097(90)92392-f","is_oa":true,"landing_page_url":"https://doi.org/10.1016/0735-1097(90)92392-f","pdf_url":"https://www.sciencedirect.com/science/article/pii/073510979092392F/pdf","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,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American College of Cardiology","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9763000011444092,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2059329263.pdf","grobid_xml":"https://content.openalex.org/works/W2059329263.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2054640698","https://openalex.org/W2115772748","https://openalex.org/W1974205516","https://openalex.org/W1974438431","https://openalex.org/W2412191846","https://openalex.org/W1963781258","https://openalex.org/W1985033432","https://openalex.org/W2409419569","https://openalex.org/W2069615647","https://openalex.org/W2043046753"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2016-06-24T00:00:00"}