{"id":"https://openalex.org/A5076280468","orcid":null,"observed_orcids":[],"display_name":"John Kjekshus","raw_author_names":["J KJEKSHUS","J Kjekshus","J. K KJEKSHUS","J. Kjekshus","John Kjekshus"],"full_name":"John Kjekshus","works_count":39,"cited_by_count":1323,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":11,"i10_index":11},"ids":{"openalex":"https://openalex.org/A5076280468","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I126744593","ror":"https://ror.org/04rq5mt64","display_name":"University of Maryland, Baltimore","country_code":"US","type":"education","lineage":["https://openalex.org/I126744593"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I1281400175","ror":"https://ror.org/00j9c2840","display_name":"Oslo University Hospital","country_code":"NO","type":"healthcare","lineage":["https://openalex.org/I1281400175"]},"years":[2012,2009,2008,1996,1978]},{"institution":{"id":"https://openalex.org/I170201317","ror":"https://ror.org/01an3r305","display_name":"University of Pittsburgh","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]},"years":[1984]},{"institution":{"id":"https://openalex.org/I184942183","ror":"https://ror.org/01xtthb56","display_name":"University of Oslo","country_code":"NO","type":"education","lineage":["https://openalex.org/I184942183"]},"years":[2017,2012,2000]},{"institution":{"id":"https://openalex.org/I4210100237","ror":"https://ror.org/010gpfc02","display_name":"B\u00e6rum Sykehus","country_code":"NO","type":"healthcare","lineage":["https://openalex.org/I2800481633","https://openalex.org/I4210100237"]},"years":[1985]},{"institution":{"id":"https://openalex.org/I4210107189","ror":"https://ror.org/01hn8xm90","display_name":"Sociedad Espa\u00f1ola de Medicina de Familia y Comunitaria","country_code":"ES","type":"nonprofit","lineage":["https://openalex.org/I4210107189"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I4210144653","ror":"https://ror.org/04yxwc698","display_name":"Cardiovascular Research Foundation","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210144653"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I66946132","ror":"https://ror.org/047s2c258","display_name":"University of Maryland, College Park","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]},"years":[2012]}],"last_known_institutions":[{"id":"https://openalex.org/I184942183","ror":"https://ror.org/01xtthb56","display_name":"University of Oslo","country_code":"NO","type":"education","lineage":["https://openalex.org/I184942183"]}],"topics":[{"id":"https://openalex.org/T10198","display_name":"Heart Failure Treatment and Management","count":13,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T10292","display_name":"Acute Myocardial Infarction Research","count":10,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T10394","display_name":"Lipoproteins and Cardiovascular Health","count":9,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T13381","display_name":"Heart rate and cardiovascular health","count":8,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T10144","display_name":"Blood Pressure and Hypertension Studies","count":5,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T13381","display_name":"Heart rate and cardiovascular health","value":9.89e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T13505","display_name":"Apelin-related biomedical research","value":7.11e-05,"subfield":{"id":"https://openalex.org/subfields/2736","display_name":"Pharmacology (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/T10198","display_name":"Heart Failure Treatment and Management","value":4.07e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T10394","display_name":"Lipoproteins and Cardiovascular Health","value":2.82e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T12465","display_name":"Cancer, Lipids, and Metabolism","value":2.39e-05,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9752428531646729},{"id":"2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","score":0.824271559715271},{"id":"500558357","wikidata":"https://www.wikidata.org/wiki/Q12152","display_name":"Myocardial infarction","score":0.7954967617988586},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.7820742130279541},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7540199756622314}],"counts_by_year":[{"year":1971,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1978,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2004,"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":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":55},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":55},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":61},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":48},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":26},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":37},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":34},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":31},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":24},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":32},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":8}],"display_name_alternatives":["J KJEKSHUS","J Kjekshus","J. K KJEKSHUS","J. Kjekshus","John Kjekshus"],"block_key":"j kjekshus","works_api_url":"https://api.openalex.org/works?filter=author.id:A5076280468","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}
