{"id":"https://openalex.org/A5035147979","orcid":null,"observed_orcids":[],"display_name":"Heli Rajasaar","raw_author_names":["H Rajasaar","Heli Rajasaar","Rajasaar, Heli"],"full_name":"Heli Rajasaar","works_count":11,"cited_by_count":46,"summary_stats":{"2yr_mean_citedness":4.0,"h_index":4,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5035147979","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I56085075","ror":"https://ror.org/03z77qz90","display_name":"University of Tartu","country_code":"EE","type":"education","lineage":["https://openalex.org/I56085075"]},"years":[2025,2023,2021,2019,2017,2015,2014]}],"last_known_institutions":[{"id":"https://openalex.org/I56085075","ror":"https://ror.org/03z77qz90","display_name":"University of Tartu","country_code":"EE","type":"education","lineage":["https://openalex.org/I56085075"]}],"topics":[{"id":"https://openalex.org/T10082","display_name":"HIV/AIDS Research and Interventions","count":8,"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/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/T10112","display_name":"HIV Research and Treatment","count":4,"subfield":{"id":"https://openalex.org/subfields/2406","display_name":"Virology"},"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/T10151","display_name":"Hepatitis C virus research","count":3,"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/T10526","display_name":"HIV/AIDS drug development and treatment","count":3,"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"}}],"topic_share":[{"id":"https://openalex.org/T11860","display_name":"HIV, Drug Use, Sexual Risk","value":2.89e-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/T10082","display_name":"HIV/AIDS Research and Interventions","value":1.6e-05,"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/T10526","display_name":"HIV/AIDS drug development and treatment","value":1.59e-05,"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/T10112","display_name":"HIV Research and Treatment","value":1.42e-05,"subfield":{"id":"https://openalex.org/subfields/2406","display_name":"Virology"},"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/T10151","display_name":"Hepatitis C virus research","value":1.06e-05,"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.8478697538375854},{"id":"159047783","wikidata":"https://www.wikidata.org/wiki/Q7215","display_name":"Virology","score":0.6752396821975708},{"id":"3013748606","wikidata":"https://www.wikidata.org/wiki/Q15787","display_name":"Human immunodeficiency virus (HIV)","score":0.656499981880188},{"id":"2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","score":0.5585430860519409},{"id":"99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","score":0.3783999979496002}],"counts_by_year":[{"year":2014,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2017,"works_count":1,"oa_works_count":1,"cited_by_count":3},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2019,"works_count":3,"oa_works_count":3,"cited_by_count":7},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":5},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":6},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":6},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":6}],"display_name_alternatives":["H Rajasaar","Heli Rajasaar","Rajasaar, Heli"],"block_key":"h rajasaar","works_api_url":"https://api.openalex.org/works?filter=author.id:A5035147979","awards_count":1,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5035147979","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}
