{"id":"https://openalex.org/W2002369740","doi":"https://doi.org/10.1016/s0002-9149(84)80222-2","title":"Clinical applications of a new type of real-time two-dimensional doppler flow imaging system","display_name":"Clinical applications of a new type of real-time two-dimensional doppler flow imaging system","publication_year":1984,"publication_date":"1984-10-01","ids":{"openalex":"https://openalex.org/W2002369740","doi":"https://doi.org/10.1016/s0002-9149(84)80222-2","mag":"2002369740","pmid":"https://pubmed.ncbi.nlm.nih.gov/6486038"},"language":"en","primary_location":{"id":"doi:10.1016/s0002-9149(84)80222-2","doi":"https://doi.org/10.1016/s0002-9149(84)80222-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0002-9149(84)80222-2","pdf_url":null,"source":{"id":"https://openalex.org/S185186944","display_name":"The American Journal of Cardiology","issn_l":"0002-9149","issn":["0002-9149","1879-1913"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-2","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":"The American Journal of Cardiology","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/A5022692841","display_name":"Kunio Miyatake","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Kunio Miyatake","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108498358","display_name":"Mitsunori Okamoto","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mitsunori Okamoto","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036359245","display_name":"Naokazu Kinoshita","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Naokazu Kinoshita","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070867298","display_name":"Shiro Izumi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shiro Izumi","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077056832","display_name":"Mafumi Owa","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mafumi Owa","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086240049","display_name":"Seiichi Takao","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Seiichi Takao","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065151966","display_name":"Hiroshi Sakakibara","orcid":"https://orcid.org/0000-0003-3904-7087","observed_orcids":["https://orcid.org/0000-0003-3904-7087"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hiroshi Sakakibara","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113974931","display_name":"Yasuharu Nimura","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yasuharu Nimura","raw_affiliation_strings":["From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine of the Hospital and the Research Institute, National Cardiovascular Center, Osaka, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5022692841"],"corresponding_institution_ids":[],"apc_list":{"value":3380,"currency":"USD","value_usd":3380},"apc_paid":null,"fwci":18.2863,"has_fulltext":false,"cited_by_count":235,"citation_normalized_percentile":{"value":0.99560451,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":87,"max":98},"biblio":{"volume":"54","issue":"7","first_page":"857","last_page":"868"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10821","display_name":"Cardiovascular Function and Risk Factors","score":0.736299991607666,"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/T10821","display_name":"Cardiovascular Function and Risk Factors","score":0.736299991607666,"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":0.14139999449253082,"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"}},{"id":"https://openalex.org/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.0284000001847744,"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/intracardiac-blood-flow","display_name":"intracardiac blood flow","score":0.8659999966621399},{"id":"https://openalex.org/keywords/mitral-inflow","display_name":"mitral inflow","score":0.9089999794960022},{"id":"https://openalex.org/keywords/mitral-stenosis","display_name":"mitral stenosis","score":0.9179999828338623},{"id":"https://openalex.org/keywords/ventricular-septal-defect","display_name":"ventricular septal defect","score":0.9169999957084656},{"id":"https://openalex.org/keywords/atrial-septal-defect","display_name":"atrial septal defect","score":1.0},{"id":"https://openalex.org/keywords/intracardiac-shunt","display_name":"intracardiac shunt","score":0.8360000252723694}],"concepts":[{"id":"https://openalex.org/C80093799","wikidata":"https://www.wikidata.org/wiki/Q366155","display_name":"Intracardiac injection","level":2,"score":0.8198966979980469},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6426283121109009},{"id":"https://openalex.org/C2779740085","wikidata":"https://www.wikidata.org/wiki/Q2397680","display_name":"Interventricular septum","level":3,"score":0.590883195400238},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.578918993473053},{"id":"https://openalex.org/C194242075","wikidata":"https://www.wikidata.org/wiki/Q546776","display_name":"Body orifice","level":2,"score":0.5520159602165222},{"id":"https://openalex.org/C2777543888","wikidata":"https://www.wikidata.org/wiki/Q369939","display_name":"Mitral valve","level":2,"score":0.500511884689331},{"id":"https://openalex.org/C158846371","wikidata":"https://www.wikidata.org/wiki/Q1642137","display_name":"Blood flow","level":2,"score":0.4884559214115143},{"id":"https://openalex.org/C2780968331","wikidata":"https://www.wikidata.org/wiki/Q1890115","display_name":"Shunt (medical)","level":2,"score":0.4785761833190918},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.468169629573822},{"id":"https://openalex.org/C166693061","wikidata":"https://www.wikidata.org/wiki/Q5462119","display_name":"Flow velocity","level":3,"score":0.4527173936367035},{"id":"https://openalex.org/C2780346441","wikidata":"https://www.wikidata.org/wiki/Q55609890","display_name":"Doppler echocardiography","level":4,"score":0.45071941614151},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.4317067861557007},{"id":"https://openalex.org/C2776127602","wikidata":"https://www.wikidata.org/wiki/Q5038319","display_name":"Cardiac imaging","level":2,"score":0.4195397198200226},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.3817981481552124},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.3552810549736023},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1956372857093811},{"id":"https://openalex.org/C2778921608","wikidata":"https://www.wikidata.org/wiki/Q2002035","display_name":"Ventricle","level":2,"score":0.18505644798278809},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.1719059944152832},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.0913858413696289},{"id":"https://openalex.org/C57900726","wikidata":"https://www.wikidata.org/wiki/Q492905","display_name":"Diastole","level":3,"score":0.07024547457695007},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001022","descriptor_name":"Aortic Valve Insufficiency","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002932","descriptor_name":"Cineangiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D003326","descriptor_name":"Coronary Circulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004452","descriptor_name":"Echocardiography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006330","descriptor_name":"Heart Defects, Congenital","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D006331","descriptor_name":"Heart Diseases","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008944","descriptor_name":"Mitral Valve Insufficiency","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D008946","descriptor_name":"Mitral Valve Stenosis","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D011665","descriptor_name":"Pulmonary Valve Insufficiency","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D014262","descriptor_name":"Tricuspid Valve Insufficiency","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1016/s0002-9149(84)80222-2","doi":"https://doi.org/10.1016/s0002-9149(84)80222-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0002-9149(84)80222-2","pdf_url":null,"source":{"id":"https://openalex.org/S185186944","display_name":"The American Journal of Cardiology","issn_l":"0002-9149","issn":["0002-9149","1879-1913"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-2","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":"The American Journal of Cardiology","raw_type":"journal-article"},{"id":"pmid:6486038","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/6486038","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":"The American journal of cardiology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.8371999859809875,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W614827319","https://openalex.org/W1923936454","https://openalex.org/W1969988733","https://openalex.org/W2005087091","https://openalex.org/W2024442209","https://openalex.org/W2026127857","https://openalex.org/W2026351720","https://openalex.org/W2031289394","https://openalex.org/W2068122263","https://openalex.org/W2089217658","https://openalex.org/W2417261309","https://openalex.org/W4246375786","https://openalex.org/W4252600932"],"related_works":["https://openalex.org/W2176621240","https://openalex.org/W2007165746","https://openalex.org/W992015831","https://openalex.org/W2106564967","https://openalex.org/W145224679","https://openalex.org/W2111291220","https://openalex.org/W1970808814","https://openalex.org/W3209255573","https://openalex.org/W2060137048","https://openalex.org/W2018489557"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
