{"id":"https://openalex.org/A5110693773","orcid":null,"observed_orcids":[],"display_name":"Masayuki Igawa","raw_author_names":["MASAYUKI IGAWA","Masayuki Igawa"],"full_name":"MASAYUKI IGAWA","works_count":51,"cited_by_count":584,"summary_stats":{"2yr_mean_citedness":8.0,"h_index":10,"i10_index":10},"ids":{"openalex":"https://openalex.org/A5110693773","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I125602781","ror":"https://ror.org/051k3eh31","display_name":"Tokyo Medical and Dental University","country_code":"JP","type":"education","lineage":["https://openalex.org/I125602781","https://openalex.org/I4400009020"]},"years":[2002,2000,1998]},{"institution":{"id":"https://openalex.org/I146399215","ror":"https://ror.org/02956yf07","display_name":"University of Tsukuba","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]},"years":[2016]},{"institution":{"id":"https://openalex.org/I4210087594","ror":"https://ror.org/002wydw38","display_name":"St. Luke's International Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210087594"]},"years":[2016]},{"institution":{"id":"https://openalex.org/I4210088654","ror":"https://ror.org/004t34t94","display_name":"Tsuchiura Kyodo General Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210088654"]},"years":[1995,1994]},{"institution":{"id":"https://openalex.org/I4210096554","ror":"https://ror.org/010bv4c75","display_name":"Tsukuba Memorial Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210096554"]},"years":[2026,2019,2017,2016,2014,2012,2011]},{"institution":{"id":"https://openalex.org/I4210105781","ror":"https://ror.org/01r0bpx56","display_name":"Hiratsuka Kyosai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210105781"]},"years":[2006,2005]},{"institution":{"id":"https://openalex.org/I4210129341","ror":"https://ror.org/037403209","display_name":"Gunma Prefectural Cardiovascular Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210129341"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I4210131967","ror":"https://ror.org/03na8p459","display_name":"Yokohama Rosai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210131967"]},"years":[2016,2006,2005]},{"institution":{"id":"https://openalex.org/I4210147261","ror":"https://ror.org/049yfvx60","display_name":"Yokosuka Kyosai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210147261"]},"years":[2002,2000]},{"institution":{"id":"https://openalex.org/I4210158095","ror":"https://ror.org/05hgzy544","display_name":"Yokohama Sakae Kyosai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210158095"]},"years":[2005]}],"last_known_institutions":[{"id":"https://openalex.org/I4210096554","ror":"https://ror.org/010bv4c75","display_name":"Tsukuba Memorial Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210096554"]}],"topics":[{"id":"https://openalex.org/T11217","display_name":"Cardiac Arrhythmias and Treatments","count":39,"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","count":37,"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":32,"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":13,"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/T10193","display_name":"Coronary Interventions and Diagnostics","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":0.0001178,"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":0.0001151,"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":5.94e-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":5.24e-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/T11922","display_name":"Cardiovascular Effects of Exercise","value":2.88e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9860681891441345},{"id":"2778902805","wikidata":"https://www.wikidata.org/wiki/Q322177","display_name":"Ablation","score":0.9457535743713379},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.849636435508728},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.8245902061462402},{"id":"2776131983","wikidata":"https://www.wikidata.org/wiki/Q436572","display_name":"Catheter ablation","score":0.737907886505127}],"counts_by_year":[{"year":1994,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":1,"cited_by_count":20},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2014,"works_count":1,"oa_works_count":1,"cited_by_count":12},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":14},{"year":2017,"works_count":1,"oa_works_count":1,"cited_by_count":21},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2019,"works_count":2,"oa_works_count":0,"cited_by_count":22},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":33},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":36},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":32},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2026,"works_count":1,"oa_works_count":0,"cited_by_count":29}],"display_name_alternatives":["MASAYUKI IGAWA","Masayuki Igawa"],"block_key":"m igawa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5110693773","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}
