{"id":"https://openalex.org/A5113762312","orcid":"https://orcid.org/0000-0001-6273-6978","observed_orcids":["https://orcid.org/0000-0001-6273-6978"],"display_name":"Osamu Doi","raw_author_names":["O Doi","O. Doi","OSAMU DOI","OSAMU DOI, M.D.","OSAMU Doi","Osamu DOI","Osamu Doi"],"full_name":"Osamu Doi","works_count":273,"cited_by_count":6362,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":42,"i10_index":118},"ids":{"openalex":"https://openalex.org/A5113762312","orcid":"https://orcid.org/0000-0001-6273-6978","observed_orcids":["https://orcid.org/0000-0001-6273-6978"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1285764155","ror":"https://ror.org/02891sr49","display_name":"Merck & Co., Inc., Rahway, NJ, USA (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I1285764155"]},"years":[1978]},{"institution":{"id":"https://openalex.org/I1321649718","ror":"https://ror.org/02rktxt32","display_name":"Royal Children's Hospital","country_code":"AU","type":"healthcare","lineage":["https://openalex.org/I1321649718"]},"years":[1988,1987]},{"institution":{"id":"https://openalex.org/I1333985979","ror":"https://ror.org/03mwa7s65","display_name":"Ministry of Health Labour and Welfare","country_code":"JP","type":"government","lineage":["https://openalex.org/I1333985979"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I137459256","ror":"https://ror.org/001yc7927","display_name":"Hyogo Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I137459256"]},"years":[2015,2014]},{"institution":{"id":"https://openalex.org/I160046202","ror":"https://ror.org/00d8gp927","display_name":"Shiga University of Medical Science","country_code":"JP","type":"education","lineage":["https://openalex.org/I160046202"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I165779595","ror":"https://ror.org/01ej9dk98","display_name":"The University of Melbourne","country_code":"AU","type":"education","lineage":["https://openalex.org/I165779595"]},"years":[1988]},{"institution":{"id":"https://openalex.org/I189996419","ror":"https://ror.org/059z11218","display_name":"Kawasaki Medical School","country_code":"JP","type":"education","lineage":["https://openalex.org/I189996419"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I204465549","ror":"https://ror.org/01yc7t268","display_name":"Washington University in St. Louis","country_code":"US","type":"education","lineage":["https://openalex.org/I204465549"]},"years":[1978]},{"institution":{"id":"https://openalex.org/I205349734","ror":"https://ror.org/02e16g702","display_name":"Hokkaido University","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]},"years":[1981]},{"institution":{"id":"https://openalex.org/I22299242","ror":"https://ror.org/02kpeqv85","display_name":"Kyoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]},"years":[2015,2014]},{"institution":{"id":"https://openalex.org/I27897274","ror":"https://ror.org/02hssy432","display_name":"Istituto Superiore di Sanit\u00e0","country_code":"IT","type":"government","lineage":["https://openalex.org/I27897274"]},"years":[1982,1978]},{"institution":{"id":"https://openalex.org/I2802367119","ror":"https://ror.org/05g2axc67","display_name":"Tenri Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I2802367119"]},"years":[2015,2014]},{"institution":{"id":"https://openalex.org/I3019022944","ror":"https://ror.org/00vcb6036","display_name":"Osaka Prefectural Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I3019022944","https://openalex.org/I4405282797"]},"years":[1993]},{"institution":{"id":"https://openalex.org/I4210087340","ror":"https://ror.org/00161f548","display_name":"Kobe Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210087340","https://openalex.org/I4210137409"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4210087594","ror":"https://ror.org/002wydw38","display_name":"St. Luke's International Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210087594"]},"years":[2005,2002,2001,1997,1992,1987,1983]},{"institution":{"id":"https://openalex.org/I4210089671","ror":"https://ror.org/00947s692","display_name":"Kurashiki Central Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210089671"]},"years":[1998,1986]},{"institution":{"id":"https://openalex.org/I4210096957","ror":"https://ror.org/00xz1cn67","display_name":"Saiseikai Kumamoto Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210096957"]},"years":[1996]},{"institution":{"id":"https://openalex.org/I4210122293","ror":"https://ror.org/02qwkrw10","display_name":"National Institute of Health","country_code":"AM","type":"government","lineage":["https://openalex.org/I4210122293"]},"years":[1982,1978]},{"institution":{"id":"https://openalex.org/I4210134357","ror":"https://ror.org/0457h8c53","display_name":"Shizuoka General Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210134357"]},"years":[2019,2017,2015,2014,2013,2012,2011,2010,2009,2007,2005,2004,2002,2001]},{"institution":{"id":"https://openalex.org/I4210140609","ror":"https://ror.org/03rd0p893","display_name":"Tokyo Metropolitan Institute of Gerontology","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210140609"]},"years":[1992]},{"institution":{"id":"https://openalex.org/I4210151107","ror":"https://ror.org/05xvwhv53","display_name":"Osaka International Cancer Institute","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210151107","https://openalex.org/I4405282797"]},"years":[1999,1998,1997,1996,1995,1992,1991,1990,1989,1988,1987,1985,1984,1982,1981,1979]},{"institution":{"id":"https://openalex.org/I4210151172","ror":"https://ror.org/04c3ebg91","display_name":"Tokyo Metropolitan Tama Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210151172"]},"years":[2017]},{"institution":{"id":"https://openalex.org/I4210151964","ror":"https://ror.org/04s629c33","display_name":"National Institute of Health Sciences","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1333985979","https://openalex.org/I4210151964"]},"years":[2010,1982,1980,1979,1976,1975,1974,1973,1972,1971]},{"institution":{"id":"https://openalex.org/I4210155576","ror":"https://ror.org/05rnn8t74","display_name":"Osaka University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210155576","https://openalex.org/I98285908"]},"years":[1967]},{"institution":{"id":"https://openalex.org/I4210161538","ror":"https://ror.org/056tqzr82","display_name":"Kokura Memorial Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210161538"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4210161700","ror":"https://ror.org/04j4nak57","display_name":"Kobe City Medical Center General Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210161700","https://openalex.org/I4405284131"]},"years":[2015,2014]},{"institution":{"id":"https://openalex.org/I42405503","ror":"https://ror.org/024exxj48","display_name":"Gifu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I42405503"]},"years":[2023,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2002,2001,2000,1998,1997,1996,1995,1992,1989,1984,1983,1981,1980,1979]},{"institution":{"id":"https://openalex.org/I4405287541","ror":"https://ror.org/05fd4mq57","display_name":"National Cancer Center Research Institute","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210087348","https://openalex.org/I4405287541"]},"years":[1993]},{"institution":{"id":"https://openalex.org/I64926303","ror":"https://ror.org/045ysha14","display_name":"Nara Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I64926303"]},"years":[1995]},{"institution":{"id":"https://openalex.org/I65837984","ror":"https://ror.org/03tgsfw79","display_name":"Kobe University","country_code":"JP","type":"education","lineage":["https://openalex.org/I65837984"]},"years":[1985,1984,1983]},{"institution":{"id":"https://openalex.org/I74801974","ror":"https://ror.org/057zh3y96","display_name":"The University of Tokyo","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]},"years":[1970,1969,1968]},{"institution":{"id":"https://openalex.org/I87531838","ror":"https://ror.org/01gaw2478","display_name":"Teikyo University","country_code":"JP","type":"education","lineage":["https://openalex.org/I87531838"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I96036126","ror":"https://ror.org/02cgss904","display_name":"Kumamoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I96036126"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I98285908","ror":"https://ror.org/035t8zc32","display_name":"The University of Osaka","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]},"years":[1993,1988,1967]}],"last_known_institutions":[{"id":"https://openalex.org/I42405503","ror":"https://ror.org/024exxj48","display_name":"Gifu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I42405503"]}],"topics":[{"id":"https://openalex.org/T10202","display_name":"Lung Cancer Diagnosis and Treatment","count":54,"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/T12334","display_name":"Lung Cancer Research Studies","count":48,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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","count":43,"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/T10584","display_name":"Reproductive Physiology in Livestock","count":36,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10372","display_name":"Cardiac Imaging and Diagnostics","count":33,"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"}}],"topic_share":[{"id":"https://openalex.org/T12334","display_name":"Lung Cancer Research Studies","value":0.0002151,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T12992","display_name":"Metastasis and carcinoma case studies","value":0.0001311,"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/T11064","display_name":"Antiplatelet Therapy and Cardiovascular Diseases","value":0.0001267,"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/T10202","display_name":"Lung Cancer Diagnosis and Treatment","value":0.000118,"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/T10193","display_name":"Coronary Interventions and Diagnostics","value":0.0001038,"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":0.9842391014099121},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.9131326675415039},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.8890359401702881},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.7293793559074402},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.7262030243873596}],"counts_by_year":[{"year":1967,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1968,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1969,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1970,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1972,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1973,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1974,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1975,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1976,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1978,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1979,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1980,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1982,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1983,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1985,"works_count":7,"oa_works_count":6,"cited_by_count":0},{"year":1986,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":1987,"works_count":8,"oa_works_count":4,"cited_by_count":0},{"year":1988,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":1989,"works_count":7,"oa_works_count":4,"cited_by_count":0},{"year":1990,"works_count":9,"oa_works_count":2,"cited_by_count":0},{"year":1991,"works_count":13,"oa_works_count":12,"cited_by_count":0},{"year":1992,"works_count":11,"oa_works_count":6,"cited_by_count":0},{"year":1993,"works_count":10,"oa_works_count":6,"cited_by_count":0},{"year":1994,"works_count":7,"oa_works_count":4,"cited_by_count":0},{"year":1995,"works_count":11,"oa_works_count":4,"cited_by_count":0},{"year":1996,"works_count":7,"oa_works_count":4,"cited_by_count":0},{"year":1997,"works_count":16,"oa_works_count":7,"cited_by_count":0},{"year":1998,"works_count":9,"oa_works_count":3,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":7,"oa_works_count":5,"cited_by_count":0},{"year":2002,"works_count":8,"oa_works_count":5,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":5,"oa_works_count":4,"cited_by_count":0},{"year":2007,"works_count":8,"oa_works_count":6,"cited_by_count":0},{"year":2008,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":11,"oa_works_count":4,"cited_by_count":0},{"year":2011,"works_count":8,"oa_works_count":4,"cited_by_count":0},{"year":2012,"works_count":5,"oa_works_count":2,"cited_by_count":195},{"year":2013,"works_count":4,"oa_works_count":4,"cited_by_count":228},{"year":2014,"works_count":7,"oa_works_count":6,"cited_by_count":265},{"year":2015,"works_count":7,"oa_works_count":4,"cited_by_count":270},{"year":2016,"works_count":4,"oa_works_count":2,"cited_by_count":291},{"year":2017,"works_count":2,"oa_works_count":1,"cited_by_count":326},{"year":2018,"works_count":2,"oa_works_count":1,"cited_by_count":247},{"year":2019,"works_count":2,"oa_works_count":0,"cited_by_count":251},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":269},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":277},{"year":2022,"works_count":2,"oa_works_count":1,"cited_by_count":248},{"year":2023,"works_count":2,"oa_works_count":1,"cited_by_count":235},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":223},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":164},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":121}],"display_name_alternatives":["O Doi","O. Doi","OSAMU DOI","OSAMU DOI, M.D.","OSAMU Doi","Osamu DOI","Osamu Doi"],"block_key":"o doi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113762312","updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}