{"id":"https://openalex.org/A5109852897","orcid":null,"observed_orcids":[],"display_name":"Kazuo Nishikawa","raw_author_names":["Kazuo Nishikawa","Nishikawa Kazuo"],"full_name":"Kazuo Nishikawa","works_count":27,"cited_by_count":1227,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":20,"i10_index":24},"ids":{"openalex":"https://openalex.org/A5109852897","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1299303238","ror":"https://ror.org/01cwqze88","display_name":"National Institutes of Health","country_code":"US","type":"government","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238"]},"years":[1994,1991,1989,1988]},{"institution":{"id":"https://openalex.org/I141882310","ror":"https://ror.org/01h7cca57","display_name":"Sapporo Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I141882310"]},"years":[1994]},{"institution":{"id":"https://openalex.org/I177156846","ror":"https://ror.org/015jmes13","display_name":"South Dakota State University","country_code":"US","type":"education","lineage":["https://openalex.org/I177156846"]},"years":[1994]},{"institution":{"id":"https://openalex.org/I4210090647","ror":"https://ror.org/008zz8m46","display_name":"Nagoya University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210090647"]},"years":[1990,1988,1983]},{"institution":{"id":"https://openalex.org/I4210117036","ror":"https://ror.org/01nhcyg40","display_name":"Nagoya Ekisaikai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210117036"]},"years":[2010,2006,2005,1999]},{"institution":{"id":"https://openalex.org/I4210134534","ror":"https://ror.org/043z4tv69","display_name":"National Institute of Allergy and Infectious Diseases","country_code":"US","type":"facility","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238","https://openalex.org/I4210134534"]},"years":[1994,1991,1989,1988]},{"institution":{"id":"https://openalex.org/I60134161","ror":"https://ror.org/04chrp450","display_name":"Nagoya University","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]},"years":[2002,1994,1992,1990,1988,1987,1986,1985,1983]}],"last_known_institutions":[{"id":"https://openalex.org/I4210117036","ror":"https://ror.org/01nhcyg40","display_name":"Nagoya Ekisaikai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210117036"]}],"topics":[{"id":"https://openalex.org/T11135","display_name":"Virology and Viral Diseases","count":11,"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/T11495","display_name":"Animal Virus Infections Studies","count":8,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10167","display_name":"Influenza Virus Research Studies","count":7,"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/T10685","display_name":"Viral-associated cancers and disorders","count":7,"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/T10976","display_name":"Viral gastroenteritis research and epidemiology","count":7,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T12849","display_name":"Parvovirus B19 Infection Studies","value":6.29e-05,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T10976","display_name":"Viral gastroenteritis research and epidemiology","value":5.21e-05,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T10981","display_name":"Cytomegalovirus and herpesvirus research","value":3.97e-05,"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/T10167","display_name":"Influenza Virus Research Studies","value":3.22e-05,"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/T11135","display_name":"Virology and Viral Diseases","value":2.97e-05,"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"}}],"x_concepts":[{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9609204530715942},{"id":"2522874641","wikidata":"https://www.wikidata.org/wiki/Q808","display_name":"Virus","score":0.7995713353157043},{"id":"159047783","wikidata":"https://www.wikidata.org/wiki/Q7215","display_name":"Virology","score":0.7994669675827026},{"id":"104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","score":0.7123396396636963},{"id":"203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","score":0.6210815906524658}],"counts_by_year":[{"year":1983,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1986,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":2,"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":35},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":28},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":26},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":18},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":24},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":24},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":7}],"display_name_alternatives":["Kazuo Nishikawa","Nishikawa Kazuo"],"block_key":"k nishikawa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5109852897","updated_date":"2026-10-29T12:27:34","created_date":"2016-06-24T00:00:00"}
