{"id":"https://openalex.org/A5083807971","orcid":null,"observed_orcids":[],"display_name":"Catharina Bullmann","raw_author_names":["C Bullmann","C. Bullmann","Catharina Bullmann"],"full_name":"Catharina Bullmann","works_count":53,"cited_by_count":429,"summary_stats":{"2yr_mean_citedness":0.2857142857142857,"h_index":10,"i10_index":10},"ids":{"openalex":"https://openalex.org/A5083807971","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I180923762","ror":"https://ror.org/00rcxh774","display_name":"University of Cologne","country_code":"DE","type":"education","lineage":["https://openalex.org/I180923762"]},"years":[2003,2002,2000,1999,1998]},{"institution":{"id":"https://openalex.org/I4210119759","ror":"https://ror.org/02na8dn90","display_name":"Essen University Hospital","country_code":"DE","type":"funder","lineage":["https://openalex.org/I4210119759"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I4210126759","ror":"https://ror.org/02xgrds91","display_name":"Amedes MVZ Hamburg","country_code":"DE","type":"other","lineage":["https://openalex.org/I4210126759"]},"years":[2026,2025,2024,2021,2020,2019,2018,2017,2016,2015,2014,2013]},{"institution":{"id":"https://openalex.org/I4210152419","ror":"https://ror.org/04ews3245","display_name":"Deutsches Diabetes-Zentrum e.V.","country_code":"DE","type":"facility","lineage":["https://openalex.org/I315704651","https://openalex.org/I4210152419","https://openalex.org/I44260953"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I4210158589","ror":"https://ror.org/051nfce45","display_name":"Endokrinologikum","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210158589"]},"years":[2008]},{"institution":{"id":"https://openalex.org/I4405270573","ror":"https://ror.org/00ykp8811","display_name":"Stiftung Universit\u00e4tsmedizin Essen","country_code":"DE","type":"nonprofit","lineage":["https://openalex.org/I4405270573"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I44260953","ror":"https://ror.org/024z2rq82","display_name":"Heinrich Heine University D\u00fcsseldorf","country_code":"DE","type":"education","lineage":["https://openalex.org/I44260953"]},"years":[2005]}],"last_known_institutions":[{"id":"https://openalex.org/I4210126759","ror":"https://ror.org/02xgrds91","display_name":"Amedes MVZ Hamburg","country_code":"DE","type":"other","lineage":["https://openalex.org/I4210126759"]}],"topics":[{"id":"https://openalex.org/T10293","display_name":"Thyroid Disorders and Treatments","count":10,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T12421","display_name":"Adrenal Hormones and Disorders","count":8,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T11728","display_name":"Thyroid and Parathyroid Surgery","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"}},{"id":"https://openalex.org/T10832","display_name":"Pituitary Gland Disorders and Treatments","count":6,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T11156","display_name":"Reproductive Health and Technologies","count":6,"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"}}],"topic_share":[{"id":"https://openalex.org/T13097","display_name":"Male Breast Health Studies","value":4.85e-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/T11146","display_name":"Hormonal and reproductive studies","value":3.39e-05,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T10293","display_name":"Thyroid Disorders and Treatments","value":2.88e-05,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T12421","display_name":"Adrenal Hormones and Disorders","value":2.76e-05,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T11728","display_name":"Thyroid and Parathyroid Surgery","value":2.68e-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":0.9814387559890747},{"id":"29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","score":0.8151258230209351},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7499768137931824},{"id":"134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","score":0.7410343885421753},{"id":"71315377","wikidata":"https://www.wikidata.org/wiki/Q11364","display_name":"Hormone","score":0.49384862184524536}],"counts_by_year":[{"year":1998,"works_count":2,"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":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":0,"cited_by_count":17},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":9},{"year":2014,"works_count":2,"oa_works_count":0,"cited_by_count":11},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":13},{"year":2016,"works_count":2,"oa_works_count":0,"cited_by_count":17},{"year":2017,"works_count":3,"oa_works_count":0,"cited_by_count":27},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":13},{"year":2019,"works_count":3,"oa_works_count":0,"cited_by_count":24},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":21},{"year":2021,"works_count":16,"oa_works_count":0,"cited_by_count":24},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2023,"works_count":1,"oa_works_count":0,"cited_by_count":22},{"year":2024,"works_count":3,"oa_works_count":0,"cited_by_count":9},{"year":2025,"works_count":3,"oa_works_count":0,"cited_by_count":15},{"year":2026,"works_count":1,"oa_works_count":0,"cited_by_count":12}],"display_name_alternatives":["C Bullmann","C. Bullmann","Catharina Bullmann"],"block_key":"c bullmann","works_api_url":"https://api.openalex.org/works?filter=author.id:A5083807971","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
