{"id":"https://openalex.org/A5111519214","orcid":null,"observed_orcids":[],"display_name":"Stephen R. Igo","raw_author_names":["S Igo","S R Igo","S. Igo","S. R. Igo","STEPHEN R. IGO","Stephen Igo","Stephen R Igo","Stephen R. Igo","Stephen\u00a0R. Igo"],"full_name":"Stephen R. Igo","works_count":64,"cited_by_count":1491,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":19,"i10_index":30},"ids":{"openalex":"https://openalex.org/A5111519214","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1295876152","ror":"https://ror.org/027zt9171","display_name":"Houston Methodist","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1295876152"]},"years":[2019,2018,2016,2015,2014,2013,2012,2011]},{"institution":{"id":"https://openalex.org/I1333109800","ror":"https://ror.org/0195twz09","display_name":"Baylor St. Luke's Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1333109800"]},"years":[1977]},{"institution":{"id":"https://openalex.org/I1337852284","ror":"https://ror.org/00dqsbj20","display_name":"Texas Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1337852284"]},"years":[1983,1976,1975,1974]},{"institution":{"id":"https://openalex.org/I136199984","ror":"https://ror.org/03vek6s52","display_name":"Harvard University","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]},"years":[1974]},{"institution":{"id":"https://openalex.org/I181547552","ror":"https://ror.org/02pttbw34","display_name":"Baylor College of Medicine","country_code":"US","type":"education","lineage":["https://openalex.org/I181547552","https://openalex.org/I2801539370"]},"years":[2009,2008,2007,2006,2005]},{"institution":{"id":"https://openalex.org/I204250578","ror":"https://ror.org/04gyf1771","display_name":"University of California, Irvine","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I4210098821","ror":"https://ror.org/00xyb8f56","display_name":"Massachusetts Medical Society","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210098821"]},"years":[1981]},{"institution":{"id":"https://openalex.org/I4210147586","ror":"https://ror.org/05cz92x43","display_name":"Texas Children's Hospital","country_code":"US","type":"funder","lineage":["https://openalex.org/I4210147586"]},"years":[1985,1981,1980,1979,1978,1977,1976,1975,1974]},{"institution":{"id":"https://openalex.org/I4210151799","ror":"https://ror.org/054962n91","display_name":"Siemens Healthcare (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I4210151799"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I4405286254","ror":"https://ror.org/01mcrxx35","display_name":"Houston Methodist Research Institute","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1295876152","https://openalex.org/I4405286254"]},"years":[2014]},{"institution":{"id":"https://openalex.org/I52357470","ror":"https://ror.org/00rs6vg23","display_name":"The Ohio State University","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I74775410","ror":"https://ror.org/008zs3103","display_name":"Rice University","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I919571938","ror":"https://ror.org/03gds6c39","display_name":"The University of Texas Health Science Center at Houston","country_code":"US","type":"education","lineage":["https://openalex.org/I919571938"]},"years":[1985,1981,1980,1979,1978]}],"last_known_institutions":[{"id":"https://openalex.org/I1295876152","ror":"https://ror.org/027zt9171","display_name":"Houston Methodist","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1295876152"]}],"topics":[{"id":"https://openalex.org/T10675","display_name":"Mechanical Circulatory Support Devices","count":35,"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/T12264","display_name":"Tissue Engineering and Regenerative Medicine","count":21,"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","count":20,"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/T10372","display_name":"Cardiac Imaging and Diagnostics","count":17,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T11189","display_name":"Transplantation: Methods and Outcomes","count":11,"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/T10675","display_name":"Mechanical Circulatory Support Devices","value":0.0001916,"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/T12264","display_name":"Tissue Engineering and Regenerative Medicine","value":7.76e-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/T12598","display_name":"Cardiac Structural Anomalies and Repair","value":6.61e-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/T10172","display_name":"Cardiac Valve Diseases and Treatments","value":6.35e-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/T11602","display_name":"Magnetic Bearings and Levitation Dynamics","value":4.31e-05,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9771254062652588},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.770011305809021},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.6981726884841919},{"id":"136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","score":0.6456423997879028},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.37590330839157104}],"counts_by_year":[{"year":1974,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1975,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1977,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1978,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":1979,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":1980,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1983,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":0,"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":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2009,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":2012,"works_count":3,"oa_works_count":2,"cited_by_count":55},{"year":2013,"works_count":2,"oa_works_count":1,"cited_by_count":54},{"year":2014,"works_count":5,"oa_works_count":3,"cited_by_count":58},{"year":2015,"works_count":4,"oa_works_count":2,"cited_by_count":61},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":66},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":109},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":84},{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":79},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":79},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":69},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":50},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":43},{"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":24}],"display_name_alternatives":["S Igo","S R Igo","S. Igo","S. R. Igo","STEPHEN R. IGO","Stephen Igo","Stephen R Igo","Stephen R. Igo","Stephen\u00a0R. Igo"],"block_key":"s igo","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111519214","updated_date":"2026-11-06T12:48:51","created_date":"2016-06-24T00:00:00"}