{"id":"https://openalex.org/A5111819563","orcid":null,"observed_orcids":[],"display_name":"Shinji Karakawa","raw_author_names":["SHINJI KARAKAWA","Shinji KARAKAWA","Shinji Karakawa"],"full_name":"Shinji Karakawa","works_count":30,"cited_by_count":205,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":9,"i10_index":9},"ids":{"openalex":"https://openalex.org/A5111819563","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I113306721","ror":"https://ror.org/03t78wx29","display_name":"Hiroshima University","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]},"years":[1998,1997,1995,1994,1993,1992,1991]},{"institution":{"id":"https://openalex.org/I4210107840","ror":"https://ror.org/01rrd4612","display_name":"Hiroshima Prefectural Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210107840","https://openalex.org/I4405284852"]},"years":[2002,2001,2000,1999,1998,1997]},{"institution":{"id":"https://openalex.org/I4210111404","ror":"https://ror.org/01v55qb38","display_name":"National Cerebral and Cardiovascular Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210111404"]},"years":[2008,1988]},{"institution":{"id":"https://openalex.org/I4210125056","ror":"https://ror.org/038dg9e86","display_name":"Hiroshima University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210125056"]},"years":[1995]}],"last_known_institutions":[{"id":"https://openalex.org/I4210111404","ror":"https://ror.org/01v55qb38","display_name":"National Cerebral and Cardiovascular Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210111404"]}],"topics":[{"id":"https://openalex.org/T10217","display_name":"Cardiac electrophysiology and arrhythmias","count":12,"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/T11217","display_name":"Cardiac Arrhythmias and Treatments","count":12,"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/T10598","display_name":"Cardiac pacing and defibrillation studies","count":7,"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/T10821","display_name":"Cardiovascular Function and Risk Factors","count":6,"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/T10065","display_name":"Atrial Fibrillation Management and Outcomes","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"}}],"topic_share":[{"id":"https://openalex.org/T11217","display_name":"Cardiac Arrhythmias and Treatments","value":3.62e-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/T10598","display_name":"Cardiac pacing and defibrillation studies","value":2.52e-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/T10065","display_name":"Atrial Fibrillation Management and Outcomes","value":2.02e-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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","value":1.93e-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/T12272","display_name":"Cardiovascular Conditions and Treatments","value":1.63e-05,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"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":0.9769049882888794},{"id":"2779161974","wikidata":"https://www.wikidata.org/wiki/Q815819","display_name":"Atrial fibrillation","score":0.8733875751495361},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.8460026979446411},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.7874549627304077},{"id":"42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","score":0.3924214243888855}],"counts_by_year":[{"year":1988,"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":1,"cited_by_count":0},{"year":1993,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":1994,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":1995,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1996,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1997,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2001,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2002,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["SHINJI KARAKAWA","Shinji KARAKAWA","Shinji Karakawa"],"block_key":"s karakawa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111819563","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}