{"id":"https://openalex.org/A5111600892","orcid":null,"observed_orcids":[],"display_name":"Takatsugu Yamamoto","raw_author_names":["Takatsugu Yamamoto"],"full_name":"Takatsugu Yamamoto","works_count":1,"cited_by_count":4,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":1,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5111600892","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I317356780","ror":"https://ror.org/02skfsw40","display_name":"Osaka City University","country_code":"JP","type":"education","lineage":["https://openalex.org/I317356780","https://openalex.org/I4387152983"]},"years":[1993]}],"last_known_institutions":[{"id":"https://openalex.org/I317356780","ror":"https://ror.org/02skfsw40","display_name":"Osaka City University","country_code":"JP","type":"education","lineage":["https://openalex.org/I317356780","https://openalex.org/I4387152983"]}],"topics":[{"id":"https://openalex.org/T10073","display_name":"Hepatocellular Carcinoma Treatment and Prognosis","count":1,"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/T10966","display_name":"Liver physiology and pathology","count":1,"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/T11834","display_name":"Liver Diseases and Immunity","count":1,"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"}}],"topic_share":[{"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"}},{"id":"https://openalex.org/T10073","display_name":"Hepatocellular Carcinoma Treatment and Prognosis","value":2.9e-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"}},{"id":"https://openalex.org/T10966","display_name":"Liver physiology and pathology","value":2.8e-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":"2778019345","wikidata":"https://www.wikidata.org/wiki/Q1148337","display_name":"Hepatocellular carcinoma","score":0.8325904607772827},{"id":"2777214474","wikidata":"https://www.wikidata.org/wiki/Q147778","display_name":"Cirrhosis","score":0.6936826705932617},{"id":"2776029263","wikidata":"https://www.wikidata.org/wiki/Q131742","display_name":"Hepatitis","score":0.5782470107078552},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.5136510729789734},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.32305946946144104}],"counts_by_year":[{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["Takatsugu Yamamoto"],"block_key":"t yamamoto","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111600892","awards_count":0,"updated_date":"2026-10-27T12:30:23","created_date":"2016-06-24T00:00:00"}