{"id":"https://openalex.org/A5069435602","orcid":null,"observed_orcids":[],"display_name":"John A. Johnkoski","raw_author_names":["J Johnkoski","J.A. Johnkoski","John A. Johnkoski","John Johnkoski","Johnkoski, John A."],"full_name":"John A. Johnkoski","works_count":19,"cited_by_count":120,"summary_stats":{"2yr_mean_citedness":0.6666666666666666,"h_index":6,"i10_index":5},"ids":{"openalex":"https://openalex.org/A5069435602","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1322918889","ror":"https://ror.org/05rsv9s98","display_name":"United States Department of Veterans Affairs","country_code":"US","type":"government","lineage":["https://openalex.org/I1322918889"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I2799886695","ror":"https://ror.org/05eq41471","display_name":"Veterans Health Administration","country_code":"US","type":"government","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I2800689243","ror":"https://ror.org/048f8az88","display_name":"American Association for Thoracic Surgery","country_code":"US","type":"other","lineage":["https://openalex.org/I2800689243"]},"years":[1994]},{"institution":{"id":"https://openalex.org/I4210093236","ror":"https://ror.org/00jbkk316","display_name":"Buffalo VA Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695","https://openalex.org/I4210093236","https://openalex.org/I4210094901","https://openalex.org/I4210095389"]},"years":[1997,1994]},{"institution":{"id":"https://openalex.org/I4210117161","ror":"https://ror.org/029b1vn53","display_name":"Aspirus","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210117161"]},"years":[2023]},{"institution":{"id":"https://openalex.org/I4210161020","ror":"https://ror.org/054tgm925","display_name":"Aspirus Wausau Hospital","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210161020"]},"years":[2025,2024,2023,2022,2021,2019]},{"institution":{"id":"https://openalex.org/I63190737","ror":"https://ror.org/01y64my43","display_name":"University at Buffalo, State University of New York","country_code":"US","type":"education","lineage":["https://openalex.org/I63190737"]},"years":[1994,1992]}],"last_known_institutions":[{"id":"https://openalex.org/I4210161020","ror":"https://ror.org/054tgm925","display_name":"Aspirus Wausau Hospital","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210161020"]}],"topics":[{"id":"https://openalex.org/T10065","display_name":"Atrial Fibrillation Management and Outcomes","count":11,"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/T11217","display_name":"Cardiac Arrhythmias and Treatments","count":7,"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/T10598","display_name":"Cardiac pacing and defibrillation studies","count":6,"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/T10966","display_name":"Liver physiology and pathology","count":5,"subfield":{"id":"https://openalex.org/subfields/2721","display_name":"Hepatology"},"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/T11638","display_name":"Cardiac tumors and thrombi","count":4,"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/T10065","display_name":"Atrial Fibrillation Management and Outcomes","value":4.44e-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/T12654","display_name":"Xenotransplantation and immune response","value":3.42e-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"}},{"id":"https://openalex.org/T11313","display_name":"Immune cells in cancer","value":2.26e-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"}},{"id":"https://openalex.org/T10598","display_name":"Cardiac pacing and defibrillation studies","value":2.16e-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/T11638","display_name":"Cardiac tumors and thrombi","value":2.15e-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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.989899754524231},{"id":"2779161974","wikidata":"https://www.wikidata.org/wiki/Q815819","display_name":"Atrial fibrillation","score":0.8263584971427917},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.7551000118255615},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7318000197410583},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.5993021726608276}],"counts_by_year":[{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2021,"works_count":2,"oa_works_count":1,"cited_by_count":1},{"year":2022,"works_count":4,"oa_works_count":3,"cited_by_count":3},{"year":2023,"works_count":1,"oa_works_count":0,"cited_by_count":9},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":28},{"year":2025,"works_count":2,"oa_works_count":1,"cited_by_count":20},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":10}],"display_name_alternatives":["J Johnkoski","J.A. Johnkoski","John A. Johnkoski","John Johnkoski","Johnkoski, John A."],"block_key":"j johnkoski","works_api_url":"https://api.openalex.org/works?filter=author.id:A5069435602","updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
