{"id":"https://openalex.org/A5110175821","orcid":null,"observed_orcids":[],"display_name":"Kenji Ookubo","raw_author_names":["K Ookubo","Kenji OOKUBO","Kenji Ookubo"],"full_name":"Kenji OOKUBO","works_count":10,"cited_by_count":190,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":3},"ids":{"openalex":"https://openalex.org/A5110175821","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I2799590887","ror":"https://ror.org/04dd5bw95","display_name":"Fujisawa City Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I2799590887"]},"years":[1998]},{"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":[1997]},{"institution":{"id":"https://openalex.org/I4210133851","ror":"https://ror.org/03kfmm080","display_name":"Aichi Cancer Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210133851"]},"years":[2004]},{"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":[2010]},{"institution":{"id":"https://openalex.org/I4405286927","ror":"https://ror.org/03kh0z432","display_name":"Aichi Cancer Center Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210133851","https://openalex.org/I4405286927"]},"years":[2004]},{"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":[1997,1996]}],"last_known_institutions":[{"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"]}],"topics":[{"id":"https://openalex.org/T10065","display_name":"Atrial Fibrillation Management and Outcomes","count":3,"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/T10696","display_name":"Gastric Cancer Management and Outcomes","count":3,"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/T10231","display_name":"Pancreatic and Hepatic Oncology Research","count":2,"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/T11217","display_name":"Cardiac Arrhythmias and Treatments","count":2,"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/T11378","display_name":"Gastrointestinal Bleeding Diagnosis and Treatment","count":2,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/T13004","display_name":"Vitamin K Research Studies","value":3.96e-05,"subfield":{"id":"https://openalex.org/subfields/2916","display_name":"Nutrition and Dietetics"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10065","display_name":"Atrial Fibrillation Management and Outcomes","value":1.21e-05,"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/T11305","display_name":"Amyloidosis: Diagnosis, Treatment, Outcomes","value":1.19e-05,"subfield":{"id":"https://openalex.org/subfields/2724","display_name":"Internal 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/T11485","display_name":"Gastrointestinal Tumor Research and Treatment","value":1e-05,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/T11834","display_name":"Liver Diseases and Immunity","value":8.9e-06,"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9751374125480652},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.845921516418457},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.718219518661499},{"id":"90924648","wikidata":"https://www.wikidata.org/wiki/Q120569","display_name":"Gastroenterology","score":0.6505208015441895},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.4984703063964844}],"counts_by_year":[{"year":1996,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"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":10},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"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":3},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":3}],"display_name_alternatives":["K Ookubo","Kenji OOKUBO","Kenji Ookubo"],"block_key":"k ookubo","works_api_url":"https://api.openalex.org/works?filter=author.id:A5110175821","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
