{"id":"https://openalex.org/A5111947844","orcid":null,"observed_orcids":[],"display_name":"Yoshiro Koiwa","raw_author_names":["Koiwa, Yoshiro","Y KOIWA","Y Koiwa","Y. KOIWA","Y. Koiwa","YOSHIRO KOIWA","Yoshiro KOIWA","Yoshiro Koiwa","Yoshiro Koiwa Yoshiro Koiwa"],"full_name":"Yoshiro Koiwa Yoshiro Koiwa","works_count":170,"cited_by_count":1724,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":20,"i10_index":40},"ids":{"openalex":"https://openalex.org/A5111947844","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I130830085","ror":"https://ror.org/012eh0r35","display_name":"Fukushima Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I130830085"]},"years":[1993]},{"institution":{"id":"https://openalex.org/I168864056","ror":"https://ror.org/02vh8a032","display_name":"Bilkent University","country_code":"TR","type":"education","lineage":["https://openalex.org/I168864056"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I201537933","ror":"https://ror.org/01dq60k83","display_name":"Tohoku University","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]},"years":[2006,2004,2003,2002,2001,2000,1999,1998,1997,1996,1995,1994,1993,1992,1991,1990,1989,1988,1987,1986,1985,1983,1982,1980]},{"institution":{"id":"https://openalex.org/I203737432","ror":"https://ror.org/00mh5ga26","display_name":"East Japan Railway (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I203737432"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I4405257507","ror":"https://ror.org/05bevt606","display_name":"Shin-Oyama City Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4405257507"]},"years":[2009]}],"last_known_institutions":[{"id":"https://openalex.org/I4405257507","ror":"https://ror.org/05bevt606","display_name":"Shin-Oyama City Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4405257507"]}],"topics":[{"id":"https://openalex.org/T10821","display_name":"Cardiovascular Function and Risk Factors","count":100,"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/T10924","display_name":"Cardiovascular Health and Disease Prevention","count":71,"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/T10727","display_name":"Ultrasound Imaging and Elastography","count":55,"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/T10372","display_name":"Cardiac Imaging and Diagnostics","count":40,"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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","count":34,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12419","display_name":"Phonocardiography and Auscultation Techniques","value":0.0004528,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory 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/T12269","display_name":"Effects of Vibration on Health","value":0.0003686,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports 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/T10727","display_name":"Ultrasound Imaging and Elastography","value":0.0003656,"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/T10924","display_name":"Cardiovascular Health and Disease Prevention","value":0.0002486,"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","value":0.0002236,"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9760444164276123},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.8325380086898804},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7517757415771484},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.7281965017318726},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.46415290236473083}],"counts_by_year":[{"year":1973,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1977,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1978,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1979,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1981,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1982,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":1983,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1986,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":1987,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":7,"oa_works_count":5,"cited_by_count":0},{"year":1990,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1992,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":1993,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":8,"oa_works_count":2,"cited_by_count":0},{"year":1995,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1996,"works_count":11,"oa_works_count":2,"cited_by_count":0},{"year":1997,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":6,"oa_works_count":3,"cited_by_count":0},{"year":2002,"works_count":28,"oa_works_count":3,"cited_by_count":0},{"year":2003,"works_count":16,"oa_works_count":2,"cited_by_count":0},{"year":2004,"works_count":8,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":73},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":55},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":79},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":58},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":51},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":32},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":55},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":25},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":41},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":36},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":36},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":12}],"display_name_alternatives":["Koiwa, Yoshiro","Y KOIWA","Y Koiwa","Y. KOIWA","Y. Koiwa","YOSHIRO KOIWA","Yoshiro KOIWA","Yoshiro Koiwa","Yoshiro Koiwa Yoshiro Koiwa"],"block_key":"y koiwa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111947844","updated_date":"2026-10-31T12:29:50","created_date":"2016-06-24T00:00:00"}
