{"id":"https://openalex.org/A5060043352","orcid":null,"observed_orcids":[],"display_name":"J\u00f8rgen Siggaard-Andersen","raw_author_names":["J SIGGAARD-ANDERSEN","J Sigaard-Andersen","J Siggaard-Andersen","J. SIGGAARD-ANDERSEN","J. Siggaard-Andersen","J. Siggaard\u2010Andersen","J\u00f8rgen Siggaard-Andersen"],"full_name":"J\u00f8rgen Siggaard-Andersen","works_count":42,"cited_by_count":508,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":11,"i10_index":14},"ids":{"openalex":"https://openalex.org/A5060043352","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I124055696","ror":"https://ror.org/035b05819","display_name":"University of Copenhagen","country_code":"DK","type":"education","lineage":["https://openalex.org/I124055696"]},"years":[1981,1980,1972,1969,1967]},{"institution":{"id":"https://openalex.org/I2801150652","ror":"https://ror.org/00d264c35","display_name":"Frederiksberg Hospital","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2801150652","https://openalex.org/I2802567020"]},"years":[1973]},{"institution":{"id":"https://openalex.org/I2802567020","ror":"https://ror.org/05bpbnx46","display_name":"Copenhagen University Hospital","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020"]},"years":[1973,1968,1967]},{"institution":{"id":"https://openalex.org/I2802709434","ror":"https://ror.org/03mchdq19","display_name":"Rigshospitalet","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020","https://openalex.org/I2802709434","https://openalex.org/I4210145385"]},"years":[1981,1980,1972,1971,1969,1968,1967]}],"last_known_institutions":[{"id":"https://openalex.org/I124055696","ror":"https://ror.org/035b05819","display_name":"University of Copenhagen","country_code":"DK","type":"education","lineage":["https://openalex.org/I124055696"]},{"id":"https://openalex.org/I2802709434","ror":"https://ror.org/03mchdq19","display_name":"Rigshospitalet","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020","https://openalex.org/I2802709434","https://openalex.org/I4210145385"]}],"topics":[{"id":"https://openalex.org/T10926","display_name":"Peripheral Artery Disease Management","count":23,"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/T11209","display_name":"Cardiovascular and exercise physiology","count":17,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"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/T11453","display_name":"Diagnosis and Treatment of Venous Diseases","count":17,"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/T11554","display_name":"Vascular Procedures and Complications","count":5,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory 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/T11721","display_name":"Blood properties and coagulation","count":5,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T11453","display_name":"Diagnosis and Treatment of Venous Diseases","value":0.0001936,"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/T11848","display_name":"Heme Oxygenase-1 and Carbon Monoxide","value":0.0001159,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"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/T10926","display_name":"Peripheral Artery Disease Management","value":0.0001087,"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/T11968","display_name":"High Altitude and Hypoxia","value":3.9e-05,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"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/T11209","display_name":"Cardiovascular and exercise physiology","value":3.46e-05,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"73362275","wikidata":"https://www.wikidata.org/wiki/Q181277","display_name":"Plethysmograph","score":0.9806877374649048},{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9789174795150757},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.6664249300956726},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.5676054358482361},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.44470348954200745}],"counts_by_year":[{"year":1963,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1964,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1965,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1966,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1967,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":1968,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1969,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1972,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1973,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1974,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1975,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1977,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["J SIGGAARD-ANDERSEN","J Sigaard-Andersen","J Siggaard-Andersen","J. SIGGAARD-ANDERSEN","J. Siggaard-Andersen","J. Siggaard\u2010Andersen","J\u00f8rgen Siggaard-Andersen"],"block_key":"j siggaard-andersen","works_api_url":"https://api.openalex.org/works?filter=author.id:A5060043352","updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
