{"id":"https://openalex.org/A5113595022","orcid":null,"observed_orcids":[],"display_name":"Hugo Obertop","raw_author_names":["Hugo Obertop"],"full_name":"Hugo Obertop","works_count":35,"cited_by_count":3128,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":25,"i10_index":26},"ids":{"openalex":"https://openalex.org/A5113595022","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I2802928900","ror":"https://ror.org/03t4gr691","display_name":"Amsterdam UMC Location University of Amsterdam","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I2802928900","https://openalex.org/I4210151833"]},"years":[2008,2006,2005,2004,2003,2002,2001,2000,1999,1997]},{"institution":{"id":"https://openalex.org/I4210151833","ror":"https://ror.org/05grdyy37","display_name":"Amsterdam University Medical Centers","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I4210151833"]},"years":[2001,2000]},{"institution":{"id":"https://openalex.org/I887064364","ror":"https://ror.org/04dkp9463","display_name":"University of Amsterdam","country_code":"NL","type":"education","lineage":["https://openalex.org/I887064364"]},"years":[2008,2006,2005,2002,2001,2000,1999,1997]}],"last_known_institutions":[{"id":"https://openalex.org/I2802928900","ror":"https://ror.org/03t4gr691","display_name":"Amsterdam UMC Location University of Amsterdam","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I2802928900","https://openalex.org/I4210151833"]},{"id":"https://openalex.org/I887064364","ror":"https://ror.org/04dkp9463","display_name":"University of Amsterdam","country_code":"NL","type":"education","lineage":["https://openalex.org/I887064364"]}],"topics":[{"id":"https://openalex.org/T10619","display_name":"Esophageal Cancer Research and Treatment","count":16,"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/T10696","display_name":"Gastric Cancer Management and Outcomes","count":14,"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/T11658","display_name":"Esophageal and GI Pathology","count":11,"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/T10518","display_name":"Gallbladder and Bile Duct Disorders","count":9,"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/T10231","display_name":"Pancreatic and Hepatic Oncology Research","count":8,"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/T10619","display_name":"Esophageal Cancer Research and Treatment","value":5.95e-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/T11364","display_name":"Cholangiocarcinoma and Gallbladder Cancer Studies","value":4.64e-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/T11658","display_name":"Esophageal and GI Pathology","value":4.35e-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/T10696","display_name":"Gastric Cancer Management and Outcomes","value":3.05e-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/T10231","display_name":"Pancreatic and Hepatic Oncology Research","value":2.36e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9880636930465698},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.7484492063522339},{"id":"61434518","wikidata":"https://www.wikidata.org/wiki/Q932510","display_name":"General surgery","score":0.5267305374145508},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.5207476615905762},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.4613916873931885}],"counts_by_year":[{"year":1997,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1999,"works_count":7,"oa_works_count":6,"cited_by_count":0},{"year":2000,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":7,"oa_works_count":3,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":0,"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":154},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":173},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":155},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":120},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":127},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":94},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":110},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":96},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":122},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":101},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":88},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":68},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":65},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":60},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":31}],"display_name_alternatives":["Hugo Obertop"],"block_key":"h obertop","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113595022","updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
