{"id":"https://openalex.org/A5109397017","orcid":null,"observed_orcids":[],"display_name":"Mitsumasa Takeda","raw_author_names":["M Takeda","M. Takeda","MITSUMASA TAKEDA","Mitsumasa Takeda","TAKEDA, Mitsumasa","Takeda, Mitsumasa"],"full_name":"TAKEDA, Mitsumasa","works_count":27,"cited_by_count":215,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":8,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5109397017","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210090395","ror":"https://ror.org/00d0rvy84","display_name":"Yokohama Minami Kyosai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210090395"]},"years":[1992,1991]},{"institution":{"id":"https://openalex.org/I4210099218","ror":"https://ror.org/010hfy465","display_name":"Yokohama City University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210099218"]},"years":[1995]},{"institution":{"id":"https://openalex.org/I4210147261","ror":"https://ror.org/049yfvx60","display_name":"Yokosuka Kyosai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210147261"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I4405283092","ror":"https://ror.org/0101mhv55","display_name":"Sagamino Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210132540","https://openalex.org/I4405283092"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I64189623","ror":"https://ror.org/00f2txz25","display_name":"Kitasato University","country_code":"JP","type":"education","lineage":["https://openalex.org/I64189623"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I89630735","ror":"https://ror.org/0135d1r83","display_name":"Yokohama City University","country_code":"JP","type":"education","lineage":["https://openalex.org/I89630735"]},"years":[2003,2002,2001,2000,1998,1995,1991,1985]},{"institution":{"id":"https://openalex.org/I916559398","ror":"https://ror.org/05kt9ap64","display_name":"Kindai University","country_code":"JP","type":"education","lineage":["https://openalex.org/I916559398"]},"years":[1998]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10279","display_name":"Urinary Bladder and Prostate Research","count":9,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"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/T10124","display_name":"Prostate Cancer Diagnosis and Treatment","count":6,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"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/T10543","display_name":"Prostate Cancer Treatment and Research","count":6,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10116","display_name":"Sperm and Testicular Function","count":5,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive 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/T10364","display_name":"Reproductive Biology and Fertility","count":4,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive Medicine"},"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/T13279","display_name":"Safe Handling of Antineoplastic Drugs","value":7.04e-05,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/T12866","display_name":"Urologic and reproductive health conditions","value":3.29e-05,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"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/T11054","display_name":"Adrenal and Paraganglionic Tumors","value":2.53e-05,"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"}},{"id":"https://openalex.org/T10543","display_name":"Prostate Cancer Treatment and Research","value":2.14e-05,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11845","display_name":"Cancer therapeutics and mechanisms","value":2.13e-05,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9739435911178589},{"id":"126894567","wikidata":"https://www.wikidata.org/wiki/Q105650","display_name":"Urology","score":0.6790202856063843},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.6100999712944031},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.5170000195503235},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.4701291024684906}],"counts_by_year":[{"year":1985,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1986,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":4,"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":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["M Takeda","M. Takeda","MITSUMASA TAKEDA","Mitsumasa Takeda","TAKEDA, Mitsumasa","Takeda, Mitsumasa"],"block_key":"m takeda","works_api_url":"https://api.openalex.org/works?filter=author.id:A5109397017","awards_count":0,"updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}