{"id":"https://openalex.org/A5111979282","orcid":null,"observed_orcids":[],"display_name":"Johan Algra","raw_author_names":["Johan Algra"],"full_name":"Johan Algra","works_count":3,"cited_by_count":846,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":3,"i10_index":3},"ids":{"openalex":"https://openalex.org/A5111979282","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I2802928900","ror":"https://ror.org/03t4gr691","display_name":"Amsterdam UMC Location University of Amsterdam","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I2802928900","https://openalex.org/I4210151833"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I887064364","ror":"https://ror.org/04dkp9463","display_name":"University of Amsterdam","country_code":"NL","type":"education","lineage":["https://openalex.org/I887064364"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I911458345","ror":"https://ror.org/00q6h8f30","display_name":"Amsterdam UMC Location Vrije Universiteit Amsterdam","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I4210151833","https://openalex.org/I911458345"]},"years":[2006]}],"last_known_institutions":[{"id":"https://openalex.org/I911458345","ror":"https://ror.org/00q6h8f30","display_name":"Amsterdam UMC Location Vrije Universiteit Amsterdam","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I4210151833","https://openalex.org/I911458345"]}],"topics":[{"id":"https://openalex.org/T11016","display_name":"Monoclonal and Polyclonal Antibodies Research","count":2,"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/T11020","display_name":"Immune Cell Function and Interaction","count":2,"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/T11660","display_name":"Blood groups and transfusion","count":2,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T11293","display_name":"Orthopedic Infections and Treatments","count":1,"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/T11688","display_name":"Microbial infections and disease research","count":1,"subfield":{"id":"https://openalex.org/subfields/2404","display_name":"Microbiology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11020","display_name":"Immune Cell Function and Interaction","value":2.14e-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/T11660","display_name":"Blood groups and transfusion","value":1.12e-05,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T11016","display_name":"Monoclonal and Polyclonal Antibodies Research","value":5.8e-06,"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/T11293","display_name":"Orthopedic Infections and Treatments","value":5.1e-06,"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/T12167","display_name":"Bacterial Identification and Susceptibility Testing","value":3.2e-06,"subfield":{"id":"https://openalex.org/subfields/2726","display_name":"Microbiology (medical)"},"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":0.7781070470809937},{"id":"203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","score":0.4865402281284332},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.38743385672569275},{"id":"104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","score":0.19643890857696533},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.07818150520324707}],"counts_by_year":[{"year":1997,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":43},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":38},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":39},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":42},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":36},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":38},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":46},{"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":35},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":28},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":18}],"display_name_alternatives":["Johan Algra"],"block_key":"j algra","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111979282","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111979282","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}