{"id":"https://openalex.org/A5041920635","orcid":null,"observed_orcids":[],"display_name":"Olusegun A. Oyenuga","raw_author_names":["O. A. Oyenuga","Olusegun A Oyenuga","Olusegun A. Oyenuga","Olusegun Oyenuga"],"full_name":"Olusegun A. Oyenuga","works_count":36,"cited_by_count":828,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":7,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5041920635","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I12315562","ror":"https://ror.org/0405mnx93","display_name":"Texas Tech University","country_code":"US","type":"education","lineage":["https://openalex.org/I12315562"]},"years":[2018]},{"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":[2013,2012,2011,2010,2008]},{"institution":{"id":"https://openalex.org/I40347166","ror":"https://ror.org/024mw5h28","display_name":"University of Chicago","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4210134769","ror":"https://ror.org/04ehecz88","display_name":"University of Pittsburgh Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210098814","https://openalex.org/I4210134769"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I926076166","ror":"https://ror.org/033ztpr93","display_name":"Texas Tech University Health Sciences Center","country_code":"US","type":"education","lineage":["https://openalex.org/I926076166"]},"years":[2018,2017]}],"last_known_institutions":[{"id":"https://openalex.org/I12315562","ror":"https://ror.org/0405mnx93","display_name":"Texas Tech University","country_code":"US","type":"education","lineage":["https://openalex.org/I12315562"]},{"id":"https://openalex.org/I926076166","ror":"https://ror.org/033ztpr93","display_name":"Texas Tech University Health Sciences Center","country_code":"US","type":"education","lineage":["https://openalex.org/I926076166"]}],"topics":[{"id":"https://openalex.org/T10598","display_name":"Cardiac pacing and defibrillation studies","count":30,"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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","count":19,"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/T10645","display_name":"Cardiac Arrest and Resuscitation","count":17,"subfield":{"id":"https://openalex.org/subfields/2711","display_name":"Emergency 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/T10821","display_name":"Cardiovascular Function and Risk Factors","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/T12598","display_name":"Cardiac Structural Anomalies and Repair","count":6,"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"}}],"topic_share":[{"id":"https://openalex.org/T10598","display_name":"Cardiac pacing and defibrillation studies","value":0.0001079,"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/T10645","display_name":"Cardiac Arrest and Resuscitation","value":8.92e-05,"subfield":{"id":"https://openalex.org/subfields/2711","display_name":"Emergency 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/T12598","display_name":"Cardiac Structural Anomalies and Repair","value":5.65e-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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","value":3.05e-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/T10821","display_name":"Cardiovascular Function and Risk Factors","value":2.1e-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":0.9853200316429138},{"id":"78085059","wikidata":"https://www.wikidata.org/wiki/Q641303","display_name":"Ejection fraction","score":0.8561991453170776},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.8375228643417358},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.8034946918487549},{"id":"2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","score":0.6781916618347168}],"counts_by_year":[{"year":2008,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":11,"oa_works_count":8,"cited_by_count":0},{"year":2011,"works_count":13,"oa_works_count":5,"cited_by_count":0},{"year":2012,"works_count":3,"oa_works_count":1,"cited_by_count":41},{"year":2013,"works_count":2,"oa_works_count":0,"cited_by_count":48},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":73},{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":81},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":77},{"year":2017,"works_count":2,"oa_works_count":2,"cited_by_count":73},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":57},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":64},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":35},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":57},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":51},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":39},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":39},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":14}],"display_name_alternatives":["O. A. Oyenuga","Olusegun A Oyenuga","Olusegun A. Oyenuga","Olusegun Oyenuga"],"block_key":"o oyenuga","works_api_url":"https://api.openalex.org/works?filter=author.id:A5041920635","awards_count":0,"updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}