{"id":"https://openalex.org/A5059615673","orcid":null,"observed_orcids":[],"display_name":"Akihiko Nishihara","raw_author_names":["A Nishihara","Akihiko Nishihara"],"full_name":"Akihiko Nishihara","works_count":6,"cited_by_count":17,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":2,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5059615673","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210111535","ror":"https://ror.org/01zjqqd74","display_name":"Tottori Prefectural Kousei Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210111535"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4588055","ror":"https://ror.org/024yc3q36","display_name":"Tottori University","country_code":"JP","type":"education","lineage":["https://openalex.org/I4588055"]},"years":[1998,1995,1993]}],"last_known_institutions":[{"id":"https://openalex.org/I4210111535","ror":"https://ror.org/01zjqqd74","display_name":"Tottori Prefectural Kousei Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210111535"]}],"topics":[{"id":"https://openalex.org/T10658","display_name":"Bone fractures and treatments","count":4,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports 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/T10071","display_name":"Bone health and osteoporosis research","count":3,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports 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/T11509","display_name":"Hip and Femur Fractures","count":2,"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/T10599","display_name":"Reconstructive Surgery and Microvascular Techniques","count":1,"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/T11018","display_name":"Lower Extremity Biomechanics and Pathologies","count":1,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11509","display_name":"Hip and Femur Fractures","value":1.54e-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/T12209","display_name":"Bone and Joint Diseases","value":1.43e-05,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports 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/T10071","display_name":"Bone health and osteoporosis research","value":8.5e-06,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports 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/T12279","display_name":"Body Composition Measurement Techniques","value":8.2e-06,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"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/T11267","display_name":"Abdominal Trauma and Injuries","value":8.1e-06,"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":0.9259530305862427},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.7470364570617676},{"id":"2776541429","wikidata":"https://www.wikidata.org/wiki/Q165328","display_name":"Osteoporosis","score":0.5864506959915161},{"id":"105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","score":0.506600022315979},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.08739855885505676}],"counts_by_year":[{"year":1991,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"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":2012,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"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":1},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["A Nishihara","Akihiko Nishihara"],"block_key":"a nishihara","works_api_url":"https://api.openalex.org/works?filter=author.id:A5059615673","updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}