{"id":"https://openalex.org/A5028107128","orcid":null,"observed_orcids":[],"display_name":"Kancho Ritsu","raw_author_names":["K Ritsu","KANCHO RITSU","Kancho RITSU","Kancho Ritsu"],"full_name":"Kancho Ritsu","works_count":10,"cited_by_count":21,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":3,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5028107128","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I201537933","ror":"https://ror.org/01dq60k83","display_name":"Tohoku University","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]},"years":[1979,1978,1977]}],"last_known_institutions":[{"id":"https://openalex.org/I201537933","ror":"https://ror.org/01dq60k83","display_name":"Tohoku University","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"topics":[{"id":"https://openalex.org/T11001","display_name":"Renin-Angiotensin System Studies","count":10,"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/T12910","display_name":"Eicosanoids and Hypertension Pharmacology","count":7,"subfield":{"id":"https://openalex.org/subfields/1303","display_name":"Biochemistry"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10144","display_name":"Blood Pressure and Hypertension Studies","count":5,"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/T11839","display_name":"Hormonal Regulation and Hypertension","count":5,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T11917","display_name":"Coagulation, Bradykinin, Polyphosphates, and Angioedema","count":1,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T12910","display_name":"Eicosanoids and Hypertension Pharmacology","value":5.71e-05,"subfield":{"id":"https://openalex.org/subfields/1303","display_name":"Biochemistry"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11001","display_name":"Renin-Angiotensin System Studies","value":4.29e-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/T11839","display_name":"Hormonal Regulation and Hypertension","value":3.74e-05,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T11917","display_name":"Coagulation, Bradykinin, Polyphosphates, and Angioedema","value":1.09e-05,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T12075","display_name":"Sodium Intake and Health","value":1.04e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.8084236979484558},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7436344027519226},{"id":"134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","score":0.7436071634292603},{"id":"198710026","wikidata":"https://www.wikidata.org/wiki/Q898218","display_name":"Renin\u2013angiotensin system","score":0.7237955331802368},{"id":"84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","score":0.7203463315963745}],"counts_by_year":[{"year":1977,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1978,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":1979,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["K Ritsu","KANCHO RITSU","Kancho RITSU","Kancho Ritsu"],"block_key":"k ritsu","works_api_url":"https://api.openalex.org/works?filter=author.id:A5028107128","awards_count":0,"updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}