{"id":"https://openalex.org/W2000862529","doi":"https://doi.org/10.1016/0002-8703(70)90103-1","title":"Idiopathic postpartum cardiomyopathy: Report of a case with special reference to its ultrastructural changes in the myocardium as studied by endomyocardial biopsy","display_name":"Idiopathic postpartum cardiomyopathy: Report of a case with special reference to its ultrastructural changes in the myocardium as studied by endomyocardial biopsy","publication_year":1970,"publication_date":"1970-09-01","ids":{"openalex":"https://openalex.org/W2000862529","doi":"https://doi.org/10.1016/0002-8703(70)90103-1","mag":"2000862529","pmid":"https://pubmed.ncbi.nlm.nih.gov/5465068"},"language":"en","primary_location":{"id":"doi:10.1016/0002-8703(70)90103-1","doi":"https://doi.org/10.1016/0002-8703(70)90103-1","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0002-8703(70)90103-1","pdf_url":null,"source":{"id":"https://openalex.org/S46995015","display_name":"American Heart Journal","issn_l":"0002-8703","issn":["0002-8703","1097-6744"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-100","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":"American Heart Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111430407","display_name":"Shigeru Sakakibara","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210136522","display_name":"Tokyo Women's Medical University","ror":"https://ror.org/03kjjhe36","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210136522"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shigeru Sakakibara","raw_affiliation_strings":["Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I4210136522"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111381237","display_name":"Morie Sekiguchi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210136522","display_name":"Tokyo Women's Medical University","ror":"https://ror.org/03kjjhe36","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210136522"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Morie Sekiguchi","raw_affiliation_strings":["Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I4210136522"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111760613","display_name":"Souji Konno","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210136522","display_name":"Tokyo Women's Medical University","ror":"https://ror.org/03kjjhe36","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210136522"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Souji Konno","raw_affiliation_strings":["Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I4210136522"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032235317","display_name":"Miyako Kusumoto","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210136522","display_name":"Tokyo Women's Medical University","ror":"https://ror.org/03kjjhe36","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210136522"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Miyako Kusumoto","raw_affiliation_strings":["Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Heart Institute of Japan, Tokyo Women's Medical College, Shinjuku-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I4210136522"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111430407"],"corresponding_institution_ids":["https://openalex.org/I4210136522"],"apc_list":{"value":4070,"currency":"USD","value_usd":4070},"apc_paid":null,"fwci":2.8851,"has_fulltext":false,"cited_by_count":49,"citation_normalized_percentile":{"value":0.89242521,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"80","issue":"3","first_page":"385","last_page":"395"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12230","display_name":"Cardiovascular Issues in Pregnancy","score":0.9800000190734863,"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":"Cardiovascular Issues in Pregnancy","score":0.9800000190734863,"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/T12082","display_name":"Takotsubo Cardiomyopathy and Associated Phenomena","score":0.015300000086426735,"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/T11112","display_name":"Viral Infections and Immunology Research","score":0.0035000001080334187,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/myocardial-ultrastructure","display_name":"myocardial ultrastructure","score":0.9089999794960022},{"id":"https://openalex.org/keywords/endomyocardial-biopsy","display_name":"endomyocardial biopsy","score":0.9649999737739563},{"id":"https://openalex.org/keywords/mucoid-degeneration","display_name":"mucoid degeneration","score":0.8870000243186951},{"id":"https://openalex.org/keywords/myocardial-fibrosis","display_name":"myocardial fibrosis","score":0.4729999899864197}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8382904529571533},{"id":"https://openalex.org/C19210678","wikidata":"https://www.wikidata.org/wiki/Q672718","display_name":"Basophilic","level":2,"score":0.671926736831665},{"id":"https://openalex.org/C2775934546","wikidata":"https://www.wikidata.org/wiki/Q179991","display_name":"Biopsy","level":2,"score":0.6475940942764282},{"id":"https://openalex.org/C2778797674","wikidata":"https://www.wikidata.org/wiki/Q847583","display_name":"Cardiomyopathy","level":3,"score":0.6193228960037231},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.6150887608528137},{"id":"https://openalex.org/C87555872","wikidata":"https://www.wikidata.org/wiki/Q3141316","display_name":"Ultrastructure","level":2,"score":0.5965901613235474},{"id":"https://openalex.org/C3019189323","wikidata":"https://www.wikidata.org/wiki/Q60775470","display_name":"Endomyocardial biopsy","level":3,"score":0.46534857153892517},{"id":"https://openalex.org/C2780875844","wikidata":"https://www.wikidata.org/wiki/Q186235","display_name":"Myocarditis","level":2,"score":0.4641358256340027},{"id":"https://openalex.org/C19679083","wikidata":"https://www.wikidata.org/wiki/Q3502664","display_name":"Ground substance","level":3,"score":0.4146175980567932},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.23527958989143372},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.13051000237464905},{"id":"https://openalex.org/C518705261","wikidata":"https://www.wikidata.org/wiki/Q25615","display_name":"Connective tissue","level":2,"score":0.04766947031021118}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001344","descriptor_name":"Autopsy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002467","descriptor_name":"Cell Nucleus","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003593","descriptor_name":"Cytoplasm","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006003","descriptor_name":"Glycogen","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D006328","descriptor_name":"Cardiac Catheterization","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006651","descriptor_name":"Histocytochemistry","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008854","descriptor_name":"Microscopy, Electron","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008928","descriptor_name":"Mitochondria","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009202","descriptor_name":"Cardiomyopathies","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D009202","descriptor_name":"Cardiomyopathies","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D009206","descriptor_name":"Myocardium","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D009206","descriptor_name":"Myocardium","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D009210","descriptor_name":"Myofibrils","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011644","descriptor_name":"Puerperal Disorders","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1016/0002-8703(70)90103-1","doi":"https://doi.org/10.1016/0002-8703(70)90103-1","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0002-8703(70)90103-1","pdf_url":null,"source":{"id":"https://openalex.org/S46995015","display_name":"American Heart Journal","issn_l":"0002-8703","issn":["0002-8703","1097-6744"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-100","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":"American Heart Journal","raw_type":"journal-article"},{"id":"pmid:5465068","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/5465068","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"American heart journal","raw_type":"Case Reports"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9763000011444092}],"study_designs":[{"id":"https://openalex.org/study-designs/case-report","display_name":"Case Report"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W323094212","https://openalex.org/W1516469677","https://openalex.org/W1539281367","https://openalex.org/W1553532561","https://openalex.org/W1977909621","https://openalex.org/W1981785818","https://openalex.org/W1982499410","https://openalex.org/W1984772558","https://openalex.org/W1985069845","https://openalex.org/W1987226971","https://openalex.org/W1998486839","https://openalex.org/W1999857819","https://openalex.org/W2006662422","https://openalex.org/W2017893241","https://openalex.org/W2017905345","https://openalex.org/W2034912738","https://openalex.org/W2045654759","https://openalex.org/W2069551099","https://openalex.org/W2085758985","https://openalex.org/W2093405706","https://openalex.org/W2098681591","https://openalex.org/W2111574369","https://openalex.org/W2118835723","https://openalex.org/W2123939166","https://openalex.org/W2142596760","https://openalex.org/W2155148887","https://openalex.org/W2158363331","https://openalex.org/W2315426141","https://openalex.org/W2336063150","https://openalex.org/W2401103780","https://openalex.org/W2416972957","https://openalex.org/W4239926277","https://openalex.org/W4299682743","https://openalex.org/W7074185974"],"related_works":["https://openalex.org/W2006662422","https://openalex.org/W2066690257","https://openalex.org/W4308544963","https://openalex.org/W2297632736","https://openalex.org/W2753763972","https://openalex.org/W2417871988","https://openalex.org/W2118515476","https://openalex.org/W267818530","https://openalex.org/W2411118479","https://openalex.org/W1993002282"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}