{"id":"https://openalex.org/A5111735505","orcid":null,"observed_orcids":[],"display_name":"Charles H. Koh","raw_author_names":["C Koh","C. Koh","C.H. Koh","CH Koh","Charles H Koh","Charles H. Koh","Charles KOH","Charles Koh"],"full_name":"Charles H. Koh","works_count":31,"cited_by_count":303,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":8,"i10_index":8},"ids":{"openalex":"https://openalex.org/A5111735505","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I204308271","ror":"https://ror.org/00qqv6244","display_name":"Medical College of Wisconsin","country_code":"US","type":"education","lineage":["https://openalex.org/I204308271"]},"years":[2008,2003,2002]},{"institution":{"id":"https://openalex.org/I4210130480","ror":"https://ror.org/03as2w117","display_name":"Columbia St. Mary's Hospital","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210130480"]},"years":[2015,2009]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T11589","display_name":"Gynecological conditions and treatments","count":26,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T10935","display_name":"Endometriosis Research and Treatment","count":14,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive 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/T10989","display_name":"Uterine Myomas and Treatments","count":13,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T10668","display_name":"Endometrial and Cervical Cancer Treatments","count":9,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T12053","display_name":"Minimally Invasive Surgical Techniques","count":7,"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"}}],"topic_share":[{"id":"https://openalex.org/T10935","display_name":"Endometriosis Research and Treatment","value":0.0001222,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive 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/T11589","display_name":"Gynecological conditions and treatments","value":9.48e-05,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T10989","display_name":"Uterine Myomas and Treatments","value":7.34e-05,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T10668","display_name":"Endometrial and Cervical Cancer Treatments","value":3.06e-05,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T12053","display_name":"Minimally Invasive Surgical Techniques","value":2.8e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9811511635780334},{"id":"2779522080","wikidata":"https://www.wikidata.org/wiki/Q205764","display_name":"Endometriosis","score":0.9033100605010986},{"id":"2780047204","wikidata":"https://www.wikidata.org/wiki/Q675754","display_name":"Laparoscopy","score":0.8751494884490967},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.7565035820007324},{"id":"29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","score":0.501183271408081}],"counts_by_year":[{"year":1998,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":2010,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":18},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":9},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":13},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":13},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":13},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":9},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2025,"works_count":1,"oa_works_count":0,"cited_by_count":5},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":5}],"display_name_alternatives":["C Koh","C. Koh","C.H. Koh","CH Koh","Charles H Koh","Charles H. Koh","Charles KOH","Charles Koh"],"block_key":"c koh","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111735505","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111735505","updated_date":"2026-11-11T13:02:13","created_date":"2016-06-24T00:00:00"}
