{"schema_version":"1","generated_at":"2026-11-02T09:33:38.514Z","data_as_of":null,"url":"https://www.findmykol.com/kol/karin-visser","json_url":"https://www.findmykol.com/kol/karin-visser/profile.json","record_kind":"basic","profile_kind":"research","person":{"slug":"karin-visser","name":"Karin E. de Visser","specialty":"Medicine","therapeutic_area":"Oncology","therapeutic_areas":["Oncology"],"institution":"Leiden University Medical Center","institution_url":"https://www.findmykol.com/institution/leiden-university-medical-center","register":{"country":"NL"}},"identifiers":{"orcid":"0000-0002-0293-868X","openalex":"A5053808271"},"summary":"Karin E. de Visser is an Oncology researcher affiliated with Leiden University Medical Center. OpenAlex indexes 196 publications with 20,949 citations (h-index 48).","overview":null,"focus":{"indications":[],"research_topics":["Oncology"]},"scholarship":{"works_count":196,"cited_by_count":20949,"h_index":48,"source":"works"},"payments":{"note":"Not applicable. This profile is anchored outside the United States, where CMS Open Payments and Medicare prescribing do not report."},"similar":[{"name":"Ton N. Schumacher","slug":"ton-schumacher","institution":"Leiden University Medical Center","url":"https://www.findmykol.com/kol/ton-schumacher","json_url":"https://www.findmykol.com/kol/ton-schumacher/profile.json"},{"name":"Christian U. Blank","slug":"christian-blank","institution":"Leiden University Medical Center","url":"https://www.findmykol.com/kol/christian-blank","json_url":"https://www.findmykol.com/kol/christian-blank/profile.json"},{"name":"Jeroen J. Bax","slug":"jeroen-bax-nl","institution":"Leiden University Medical Center","url":"https://www.findmykol.com/kol/jeroen-bax-nl","json_url":"https://www.findmykol.com/kol/jeroen-bax-nl/profile.json"},{"name":"Ernst Evert van der Wall","slug":"ernst-wall","institution":"Leiden University Medical Center","url":"https://www.findmykol.com/kol/ernst-wall","json_url":"https://www.findmykol.com/kol/ernst-wall/profile.json"},{"name":"Carl June","slug":"carl-june","institution":"University of Pennsylvania","specialty":"Medical Oncology","url":"https://www.findmykol.com/kol/carl-june","json_url":"https://www.findmykol.com/kol/carl-june/profile.json"},{"name":"Rainer Storb","slug":"rainer-storb","institution":"University of Washington","specialty":"Hematology / Oncology","url":"https://www.findmykol.com/kol/rainer-storb","json_url":"https://www.findmykol.com/kol/rainer-storb/profile.json"},{"name":"Christina Fitzmaurice","slug":"christina-fitzmaurice","specialty":"Hematology / Oncology","url":"https://www.findmykol.com/kol/christina-fitzmaurice","json_url":"https://www.findmykol.com/kol/christina-fitzmaurice/profile.json"},{"name":"Larry Norton","slug":"larry-norton","institution":"Memorial Sloan Kettering Cancer Center","specialty":"Medical Oncology","url":"https://www.findmykol.com/kol/larry-norton","json_url":"https://www.findmykol.com/kol/larry-norton/profile.json"}],"coverage":{"note":"A basic directory record. Sections absent here were not yet checked for this person, so absence means not yet looked, never none found.","not_yet_checked":["funding","congress","network","presence","recognition"]},"not_included":{"note":"This document is the public layer: neutral facts cited to their source. Judgments (influence tier, archetype, trajectory commentary) and the itemized rows past each section's public teaser are account features and are not served here or to crawlers.","withheld_rows":{}},"sources":{"orcid":{"name":"ORCID","url":"https://orcid.org","provides":"The verified researcher identity that anchors authorship"},"works":{"name":"OpenAlex","url":"https://openalex.org","provides":"Citations, h-index, research topics, most-cited works and congress abstracts"}},"methodology_url":"https://www.findmykol.com/about#methodology"}