{"id":"https://openalex.org/A5111845154","orcid":null,"observed_orcids":[],"display_name":"Kyu Un Choi","raw_author_names":["Kyu Choi","Kyu Un Choi"],"full_name":"Kyu Un Choi","works_count":5,"cited_by_count":48,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":3,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5111845154","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I40542001","ror":"https://ror.org/02c2f8975","display_name":"University of Ulsan","country_code":"KR","type":"education","lineage":["https://openalex.org/I40542001"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I4210139505","ror":"https://ror.org/03pw3x387","display_name":"Gangneung Asan Hospital","country_code":"KR","type":"healthcare","lineage":["https://openalex.org/I4210139505","https://openalex.org/I4210167194"]},"years":[2013]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10193","display_name":"Coronary Interventions and Diagnostics","count":1,"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/T10231","display_name":"Pancreatic and Hepatic Oncology 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"}},{"id":"https://openalex.org/T10292","display_name":"Acute Myocardial Infarction Research","count":1,"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/T10518","display_name":"Gallbladder and Bile Duct Disorders","count":1,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/T10552","display_name":"Colorectal Cancer Screening and Detection","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/T12518","display_name":"Diverticular Disease and Complications","value":1.47e-05,"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"}},{"id":"https://openalex.org/T11991","display_name":"Soft tissue tumor case studies","value":1.04e-05,"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/T11485","display_name":"Gastrointestinal Tumor Research and Treatment","value":9.9e-06,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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":9.6e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9487600326538086},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7606940269470215},{"id":"126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","score":0.6062095761299133},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.47330442070961},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.32547932863235474}],"counts_by_year":[{"year":2013,"works_count":4,"oa_works_count":3,"cited_by_count":1},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"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":4}],"display_name_alternatives":["Kyu Choi","Kyu Un Choi"],"block_key":"k choi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111845154","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111845154","updated_date":"2026-11-13T15:08:24","created_date":"2016-06-24T00:00:00"}