{"id":"https://openalex.org/A5110173492","orcid":null,"observed_orcids":[],"display_name":"Sijmen A. Duursma","raw_author_names":["Sijmen A Duursma","Sijmen A. DUURSMA","Sijmen A. Duursma"],"full_name":"Sijmen A. DUURSMA","works_count":18,"cited_by_count":1762,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":16,"i10_index":16},"ids":{"openalex":"https://openalex.org/A5110173492","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I2802849423","ror":"https://ror.org/036pt7h44","display_name":"University Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2802849423"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I3018483916","ror":"https://ror.org/0575yy874","display_name":"University Medical Center Utrecht","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I3018483916"]},"years":[2006,2004,2003,2002,2001,1992]}],"last_known_institutions":[{"id":"https://openalex.org/I3018483916","ror":"https://ror.org/0575yy874","display_name":"University Medical Center Utrecht","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I3018483916"]}],"topics":[{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","count":5,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10756","display_name":"Estrogen and related hormone effects","count":5,"subfield":{"id":"https://openalex.org/subfields/1310","display_name":"Endocrinology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10694","display_name":"Menopause: Health Impacts and Treatments","count":4,"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/T10867","display_name":"Intensive Care Unit Cognitive Disorders","count":4,"subfield":{"id":"https://openalex.org/subfields/2706","display_name":"Critical Care and Intensive Care 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/T11011","display_name":"Frailty in Older Adults","count":4,"subfield":{"id":"https://openalex.org/subfields/2717","display_name":"Geriatrics and Gerontology"},"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/T12494","display_name":"Alcoholism and Thiamine Deficiency","value":3.24e-05,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T10867","display_name":"Intensive Care Unit Cognitive Disorders","value":2.91e-05,"subfield":{"id":"https://openalex.org/subfields/2706","display_name":"Critical Care and Intensive Care 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/T11011","display_name":"Frailty in Older Adults","value":2.31e-05,"subfield":{"id":"https://openalex.org/subfields/2717","display_name":"Geriatrics and Gerontology"},"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/T10694","display_name":"Menopause: Health Impacts and Treatments","value":2.24e-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/T11146","display_name":"Hormonal and reproductive studies","value":2.03e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9399166107177734},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7170058488845825},{"id":"1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","score":0.6950019598007202},{"id":"204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","score":0.08194369077682495},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.0}],"counts_by_year":[{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":91},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":77},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":75},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":84},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":81},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":82},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":75},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":78},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":84},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":91},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":84},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":59},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":55},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":52},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":41}],"display_name_alternatives":["Sijmen A Duursma","Sijmen A. DUURSMA","Sijmen A. Duursma"],"block_key":"s duursma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5110173492","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5110173492","updated_date":"2026-11-11T13:02:13","created_date":"2016-06-24T00:00:00"}