{"id":"https://openalex.org/A5036623187","orcid":null,"observed_orcids":[],"display_name":"Shigeki Nishiyama","raw_author_names":["Shigeki NISHIYAMA","Shigeki Nishiyama"],"full_name":"Shigeki NISHIYAMA","works_count":5,"cited_by_count":43,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":3,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5036623187","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I115498069","ror":"https://ror.org/039ygjf22","display_name":"Jikei University School of Medicine","country_code":"JP","type":"education","lineage":["https://openalex.org/I115498069"]},"years":[2008]},{"institution":{"id":"https://openalex.org/I4210123762","ror":"https://ror.org/033dfb770","display_name":"Fukuyama Cardiovascular Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210123762"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4210156021","ror":"https://ror.org/0576bwz31","display_name":"Aizawa Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210156021"]},"years":[2016,2012]}],"last_known_institutions":[{"id":"https://openalex.org/I4210156021","ror":"https://ror.org/0576bwz31","display_name":"Aizawa Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210156021"]}],"topics":[{"id":"https://openalex.org/T10193","display_name":"Coronary Interventions and Diagnostics","count":3,"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/T10372","display_name":"Cardiac Imaging and Diagnostics","count":3,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T10292","display_name":"Acute Myocardial Infarction Research","count":2,"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/T10183","display_name":"Breast Cancer Treatment Studies","count":1,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"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/T10755","display_name":"HER2/EGFR in Cancer Research","count":1,"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"}}],"topic_share":[{"id":"https://openalex.org/T12018","display_name":"Coronary Artery Anomalies","value":1.81e-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/T12082","display_name":"Takotsubo Cardiomyopathy and Associated Phenomena","value":1.02e-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/T10755","display_name":"HER2/EGFR in Cancer Research","value":7.7e-06,"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/T10193","display_name":"Coronary Interventions and Diagnostics","value":7.2e-06,"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/T11054","display_name":"Adrenal and Paraganglionic Tumors","value":6.3e-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":0.9735976457595825},{"id":"2778583881","wikidata":"https://www.wikidata.org/wiki/Q1325542","display_name":"Stent","score":0.6681467294692993},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.5411919355392456},{"id":"126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","score":0.4974088966846466},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.49259382486343384}],"counts_by_year":[{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":1},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":3}],"display_name_alternatives":["Shigeki NISHIYAMA","Shigeki Nishiyama"],"block_key":"s nishiyama","works_api_url":"https://api.openalex.org/works?filter=author.id:A5036623187","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
