{"id":"https://openalex.org/A5110010586","orcid":null,"observed_orcids":[],"display_name":"\u00c1rni J\u00f3n Geirsson","raw_author_names":["A J Geirsson","Arni  Jon Geirsson","Arni Geirsson","Arni J Geirsson","Arni J. Geirsson","Arni Jon Geirsson","Arni J\u00f3n Geirsson","Geirsson AJ","Geirsson, Arni Jon","Geirsson, \u00c1rni J\u00f3n","\u00c1rni J Geirsson","\u00c1rni J\u00f3n Geirsson","\u00e1rni J. Geirsson"],"full_name":"Arni J\u00f3n Geirsson","works_count":53,"cited_by_count":1620,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":20,"i10_index":27},"ids":{"openalex":"https://openalex.org/A5110010586","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I165368041","ror":"https://ror.org/01db6h964","display_name":"University of Iceland","country_code":"IS","type":"education","lineage":["https://openalex.org/I165368041"]},"years":[2020,2019,2018,2003,1996]},{"institution":{"id":"https://openalex.org/I187531555","ror":"https://ror.org/012a77v79","display_name":"Lund University","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]},"years":[1989]},{"institution":{"id":"https://openalex.org/I4210106610","ror":"https://ror.org/011k7k191","display_name":"National University Hospital of Iceland","country_code":"IS","type":"funder","lineage":["https://openalex.org/I4210106610"]},"years":[2025,2022,2021,2020,2019,2017,2012,2011,2010,2007]}],"last_known_institutions":[{"id":"https://openalex.org/I4210106610","ror":"https://ror.org/011k7k191","display_name":"National University Hospital of Iceland","country_code":"IS","type":"funder","lineage":["https://openalex.org/I4210106610"]}],"topics":[{"id":"https://openalex.org/T11092","display_name":"Spondyloarthritis Studies and Treatments","count":32,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"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/T10200","display_name":"Rheumatoid Arthritis Research and Therapies","count":27,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"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/T10134","display_name":"Inflammatory Bowel Disease","count":18,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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/T10261","display_name":"Genetic Associations and Epidemiology","count":8,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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/T11571","display_name":"Sarcoidosis and Beryllium Toxicity Research","count":8,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"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/T11092","display_name":"Spondyloarthritis Studies and Treatments","value":0.0002503,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"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/T10200","display_name":"Rheumatoid Arthritis Research and Therapies","value":7e-05,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"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/T11571","display_name":"Sarcoidosis and Beryllium Toxicity Research","value":6.72e-05,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"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/T10134","display_name":"Inflammatory Bowel Disease","value":5.22e-05,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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/T12255","display_name":"Biosimilars and Bioanalytical Methods","value":3.4e-05,"subfield":{"id":"https://openalex.org/subfields/2403","display_name":"Immunology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9782794117927551},{"id":"2777402515","wikidata":"https://www.wikidata.org/wiki/Q52849","display_name":"Ankylosing spondylitis","score":0.9215999841690063},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7939994931221008},{"id":"2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","score":0.6316167116165161},{"id":"1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","score":0.6101999878883362}],"counts_by_year":[{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":17},{"year":1992,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":49},{"year":1996,"works_count":1,"oa_works_count":0,"cited_by_count":22},{"year":1998,"works_count":2,"oa_works_count":0,"cited_by_count":23},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":69},{"year":2003,"works_count":1,"oa_works_count":1,"cited_by_count":69},{"year":2007,"works_count":3,"oa_works_count":0,"cited_by_count":131},{"year":2008,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":43},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":156},{"year":2012,"works_count":2,"oa_works_count":1,"cited_by_count":71},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":1},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2017,"works_count":2,"oa_works_count":2,"cited_by_count":24},{"year":2018,"works_count":2,"oa_works_count":2,"cited_by_count":4},{"year":2019,"works_count":11,"oa_works_count":9,"cited_by_count":129},{"year":2020,"works_count":4,"oa_works_count":2,"cited_by_count":236},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":61},{"year":2022,"works_count":6,"oa_works_count":6,"cited_by_count":496},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":19},{"year":2025,"works_count":3,"oa_works_count":3,"cited_by_count":0}],"display_name_alternatives":["A J Geirsson","Arni  Jon Geirsson","Arni Geirsson","Arni J Geirsson","Arni J. Geirsson","Arni Jon Geirsson","Arni J\u00f3n Geirsson","Geirsson AJ","Geirsson, Arni Jon","Geirsson, \u00c1rni J\u00f3n","\u00c1rni J Geirsson","\u00c1rni J\u00f3n Geirsson","\u00e1rni J. Geirsson"],"block_key":"a geirsson","works_api_url":"https://api.openalex.org/works?filter=author.id:A5110010586","updated_date":"2026-10-16T12:29:29","created_date":"2017-03-23T00:00:00"}