{"id":"https://openalex.org/A5113582995","orcid":null,"observed_orcids":[],"display_name":"Jeffrey A. Tjaden","raw_author_names":["Jeffrey A Tjaden","Jeffrey A. Tjaden","Jeffrey Tjaden"],"full_name":"Jeffrey A. Tjaden","works_count":20,"cited_by_count":900,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":15,"i10_index":17},"ids":{"openalex":"https://openalex.org/A5113582995","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1289490764","ror":"https://ror.org/042twtr12","display_name":"Centers for Disease Control and Prevention","country_code":"US","type":"government","lineage":["https://openalex.org/I1289490764","https://openalex.org/I1299022934"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I1312537475","ror":"https://ror.org/05f421b09","display_name":"Naval Medical Research Command","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312537475","https://openalex.org/I1330347796","https://openalex.org/I3130687028","https://openalex.org/I4391768141"]},"years":[2010,2006]},{"institution":{"id":"https://openalex.org/I2800363604","ror":"https://ror.org/025cem651","display_name":"Walter Reed National Military Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330347796","https://openalex.org/I2800250139","https://openalex.org/I2800363604","https://openalex.org/I2800386880"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I4210145566","ror":"https://ror.org/05bnk7418","display_name":"Naval Medical Research Unit EURAFCENT","country_code":"EG","type":"facility","lineage":["https://openalex.org/I1312537475","https://openalex.org/I1330347796","https://openalex.org/I3130687028","https://openalex.org/I4210145566","https://openalex.org/I4391768141"]},"years":[2011,2010,2009]},{"institution":{"id":"https://openalex.org/I4210160667","ror":"https://ror.org/04f90ax67","display_name":"Ministry of Health and Population","country_code":"EG","type":"government","lineage":["https://openalex.org/I4210160667"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I4399598358","ror":"https://ror.org/03cs53d16","display_name":"United States Navy","country_code":"US","type":"government","lineage":["https://openalex.org/I1330347796","https://openalex.org/I3130687028","https://openalex.org/I4399598358"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I78577930","ror":"https://ror.org/00hj8s172","display_name":"Columbia University","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]},"years":[2010]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10167","display_name":"Influenza Virus Research Studies","count":7,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T11860","display_name":"HIV, Drug Use, Sexual Risk","count":6,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10082","display_name":"HIV/AIDS Research and Interventions","count":5,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T11350","display_name":"Sex work and related issues","count":4,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11819","display_name":"Data-Driven Disease Surveillance","count":4,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T13055","display_name":"Global Security and Public Health","value":4.5e-05,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11350","display_name":"Sex work and related issues","value":3.87e-05,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11819","display_name":"Data-Driven Disease Surveillance","value":3.64e-05,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10167","display_name":"Influenza Virus Research Studies","value":3.22e-05,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T11860","display_name":"HIV, Drug Use, Sexual Risk","value":2.75e-05,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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":0.9414049386978149},{"id":"159047783","wikidata":"https://www.wikidata.org/wiki/Q7215","display_name":"Virology","score":0.8640029430389404},{"id":"2522874641","wikidata":"https://www.wikidata.org/wiki/Q808","display_name":"Virus","score":0.5572119951248169},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.46088171005249023},{"id":"524204448","wikidata":"https://www.wikidata.org/wiki/Q788926","display_name":"Infectious disease (medical specialty)","score":0.41456714272499084}],"counts_by_year":[{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2010,"works_count":12,"oa_works_count":9,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":93},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":78},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":67},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":88},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":53},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":60},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":43},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":56},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":60},{"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":34},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":18}],"display_name_alternatives":["Jeffrey A Tjaden","Jeffrey A. Tjaden","Jeffrey Tjaden"],"block_key":"j tjaden","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113582995","updated_date":"2026-10-29T12:27:34","created_date":"2016-06-24T00:00:00"}
