{"id":"https://openalex.org/A5112062002","orcid":null,"observed_orcids":[],"display_name":"Kouji Masuda","raw_author_names":["K Masuda","KOUJI MASUDA","Kouji MASUDA","Kouji Masuda","Masuda, Kouji"],"full_name":"Masuda, Kouji","works_count":178,"cited_by_count":5166,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":41,"i10_index":109},"ids":{"openalex":"https://openalex.org/A5112062002","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1343551460","ror":"https://ror.org/04twxam07","display_name":"The University of Texas MD Anderson Cancer Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]},"years":[1980,1977]},{"institution":{"id":"https://openalex.org/I135598925","ror":"https://ror.org/00p4k0j84","display_name":"Kyushu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]},"years":[2010,2004,2003,2002,2001,2000,1999,1998,1997,1996,1995,1994,1993,1992,1991,1990,1989,1987,1986,1983,1980,1970,1968,1967]},{"institution":{"id":"https://openalex.org/I16452829","ror":"https://ror.org/01gek1696","display_name":"The University of Texas System","country_code":"US","type":"education","lineage":["https://openalex.org/I16452829"]},"years":[1980]},{"institution":{"id":"https://openalex.org/I188700360","ror":"https://ror.org/020p3h829","display_name":"University of Occupational and Environmental Health Japan","country_code":"JP","type":"education","lineage":["https://openalex.org/I188700360"]},"years":[1993]},{"institution":{"id":"https://openalex.org/I3018397740","ror":"https://ror.org/022296476","display_name":"National Kyushu Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I3018397740","https://openalex.org/I4210137409"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I31784960","ror":"https://ror.org/04nt8b154","display_name":"Fukuoka University","country_code":"JP","type":"education","lineage":["https://openalex.org/I31784960"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I32915989","ror":"https://ror.org/02z1n9q24","display_name":"University of the Ryukyus","country_code":"JP","type":"education","lineage":["https://openalex.org/I32915989"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I40677808","ror":"https://ror.org/028vxwa22","display_name":"Kyoto Prefectural University of Medicine","country_code":"JP","type":"education","lineage":["https://openalex.org/I40677808","https://openalex.org/I4405285717"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I4210097767","ror":"https://ror.org/00ex2fc97","display_name":"Kyushu University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I135598925","https://openalex.org/I4210097767"]},"years":[2003,2001,1999,1998,1997,1996,1995,1994,1993,1992,1991,1990,1989,1986]},{"institution":{"id":"https://openalex.org/I4210124204","ror":"https://ror.org/0322p7317","display_name":"Kitakyushu Municipal Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210124204"]},"years":[2002,1999,1997]},{"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":[2002]},{"institution":{"id":"https://openalex.org/I4210163075","ror":"https://ror.org/05gpmx630","display_name":"ShinKokura Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210163075"]},"years":[1996]},{"institution":{"id":"https://openalex.org/I4387155384","ror":"https://ror.org/05szqz470","display_name":"National Institute of Radiological Sciences","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4387155384"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I4405287617","ror":"https://ror.org/05pbkxj36","display_name":"Institute for Radiological Science","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210114217","https://openalex.org/I4405287617"]},"years":[2002]}],"last_known_institutions":[{"id":"https://openalex.org/I135598925","ror":"https://ror.org/00p4k0j84","display_name":"Kyushu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"topics":[{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","count":42,"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/T10073","display_name":"Hepatocellular Carcinoma Treatment and Prognosis","count":19,"subfield":{"id":"https://openalex.org/subfields/2721","display_name":"Hepatology"},"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/T11359","display_name":"Effects of Radiation Exposure","count":19,"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/T10378","display_name":"Advanced MRI Techniques and Applications","count":18,"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/T11176","display_name":"Radiation Therapy and Dosimetry","count":18,"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"}}],"topic_share":[{"id":"https://openalex.org/T12747","display_name":"Moyamoya disease diagnosis and treatment","value":0.0001373,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"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/T11885","display_name":"MRI in cancer diagnosis","value":0.0001142,"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/T10522","display_name":"Medical Imaging Techniques and Applications","value":8.92e-05,"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/T13759","display_name":"Medical Imaging and Pathology Studies","value":8.34e-05,"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/T11364","display_name":"Cholangiocarcinoma and Gallbladder Cancer Studies","value":6.97e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.980468213558197},{"id":"2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","score":0.7462862133979797},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.7256379723548889},{"id":"126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","score":0.7239298820495605},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.6215195655822754}],"counts_by_year":[{"year":1967,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1968,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1970,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1977,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1983,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1986,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":9,"oa_works_count":2,"cited_by_count":0},{"year":1990,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":7,"oa_works_count":3,"cited_by_count":0},{"year":1992,"works_count":8,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":16,"oa_works_count":4,"cited_by_count":0},{"year":1994,"works_count":8,"oa_works_count":2,"cited_by_count":0},{"year":1995,"works_count":14,"oa_works_count":1,"cited_by_count":0},{"year":1996,"works_count":12,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":20,"oa_works_count":3,"cited_by_count":0},{"year":1998,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":10,"oa_works_count":2,"cited_by_count":0},{"year":2000,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":17,"oa_works_count":4,"cited_by_count":0},{"year":2002,"works_count":22,"oa_works_count":4,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":205},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":195},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":189},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":177},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":156},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":137},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":125},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":95},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":116},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":136},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":128},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":96},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":84},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":64},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":26}],"display_name_alternatives":["K Masuda","KOUJI MASUDA","Kouji MASUDA","Kouji Masuda","Masuda, Kouji"],"block_key":"k masuda","works_api_url":"https://api.openalex.org/works?filter=author.id:A5112062002","updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}