{"id":"https://openalex.org/A5014864165","orcid":"https://orcid.org/0009-0007-4643-4209","observed_orcids":["https://orcid.org/0009-0007-4643-4209"],"display_name":"Ryohei Takada","raw_author_names":["Ryohei Takada","Takada, Ryohei"],"full_name":"Ryohei Takada","works_count":27,"cited_by_count":168,"summary_stats":{"2yr_mean_citedness":4.739130434782608,"h_index":7,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5014864165","orcid":"https://orcid.org/0009-0007-4643-4209","observed_orcids":["https://orcid.org/0009-0007-4643-4209"]},"affiliations":[{"institution":{"id":"https://openalex.org/I4387153019","ror":"https://ror.org/00bhf8j88","display_name":"Nara Prefecture General Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4387153019","https://openalex.org/I4405284808"]},"years":[2026,2025]},{"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":[2026,2025,2024,2021,2019,2018]}],"last_known_institutions":[{"id":"https://openalex.org/I4387153019","ror":"https://ror.org/00bhf8j88","display_name":"Nara Prefecture General Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4387153019","https://openalex.org/I4405284808"]},{"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"]}],"topics":[{"id":"https://openalex.org/T10043","display_name":"Substance Abuse Treatment and Outcomes","count":9,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T11705","display_name":"Gambling Behavior and Treatments","count":9,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11123","display_name":"Obsessive-Compulsive Spectrum Disorders","count":8,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10106","display_name":"Autism Spectrum Disorder Research","count":7,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11266","display_name":"Neuroinflammation and Neurodegeneration Mechanisms","count":5,"subfield":{"id":"https://openalex.org/subfields/2808","display_name":"Neurology"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11705","display_name":"Gambling Behavior and Treatments","value":0.0001005,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11123","display_name":"Obsessive-Compulsive Spectrum Disorders","value":8.38e-05,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11337","display_name":"Tryptophan and brain disorders","value":2.79e-05,"subfield":{"id":"https://openalex.org/subfields/2803","display_name":"Biological Psychiatry"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10106","display_name":"Autism Spectrum Disorder Research","value":2.19e-05,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11730","display_name":"Autoimmune Bullous Skin Diseases","value":2.17e-05,"subfield":{"id":"https://openalex.org/subfields/2708","display_name":"Dermatology"},"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":0.8677663207054138},{"id":"167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","score":0.677299976348877},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.6265758872032166},{"id":"15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","score":0.6251473426818848},{"id":"118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","score":0.6105999946594238}],"counts_by_year":[{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2021,"works_count":2,"oa_works_count":1,"cited_by_count":3},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2024,"works_count":5,"oa_works_count":5,"cited_by_count":36},{"year":2025,"works_count":4,"oa_works_count":4,"cited_by_count":48},{"year":2026,"works_count":14,"oa_works_count":14,"cited_by_count":53}],"display_name_alternatives":["Ryohei Takada","Takada, Ryohei"],"block_key":"r takada","works_api_url":"https://api.openalex.org/works?filter=author.id:A5014864165","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5014864165","updated_date":"2026-11-12T13:17:38","created_date":"2018-10-05T00:00:00"}