{"id":"https://openalex.org/A5087682113","orcid":"https://orcid.org/0000-0003-3249-8221","observed_orcids":["https://orcid.org/0000-0003-3249-8221"],"display_name":"Valdemar Landgren","raw_author_names":["Landgren, Valdemar","V. Landgren","Valdemar Landgren"],"full_name":"Valdemar Landgren","works_count":27,"cited_by_count":365,"summary_stats":{"2yr_mean_citedness":2.8,"h_index":9,"i10_index":9},"ids":{"openalex":"https://openalex.org/A5087682113","orcid":"https://orcid.org/0000-0003-3249-8221","observed_orcids":["https://orcid.org/0000-0003-3249-8221"]},"affiliations":[{"institution":{"id":"https://openalex.org/I2801939835","ror":"https://ror.org/02zrae794","display_name":"Region Stockholm","country_code":"SE","type":"government","lineage":["https://openalex.org/I2801939835"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I28166907","ror":"https://ror.org/056d84691","display_name":"Karolinska Institutet","country_code":"SE","type":"education","lineage":["https://openalex.org/I28166907"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I4210095705","ror":"https://ror.org/00a4x6777","display_name":"Region V\u00e4stra G\u00f6taland","country_code":"SE","type":"government","lineage":["https://openalex.org/I4210095705"]},"years":[2023,2022,2021]},{"institution":{"id":"https://openalex.org/I4210135665","ror":"https://ror.org/04d5f4w73","display_name":"Stockholm Health Care Services","country_code":"SE","type":"healthcare","lineage":["https://openalex.org/I2801939835","https://openalex.org/I4210135665"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I4210142379","ror":"https://ror.org/040m2wv49","display_name":"Skaraborg Hospital","country_code":"SE","type":"healthcare","lineage":["https://openalex.org/I4210142379"]},"years":[2025,2024,2023,2022,2021,2020,2019]},{"institution":{"id":"https://openalex.org/I881427289","ror":"https://ror.org/01tm6cn81","display_name":"University of Gothenburg","country_code":"SE","type":"education","lineage":["https://openalex.org/I881427289"]},"years":[2025,2024,2023,2022,2021,2020,2019]}],"last_known_institutions":[{"id":"https://openalex.org/I4210142379","ror":"https://ror.org/040m2wv49","display_name":"Skaraborg Hospital","country_code":"SE","type":"healthcare","lineage":["https://openalex.org/I4210142379"]},{"id":"https://openalex.org/I881427289","ror":"https://ror.org/01tm6cn81","display_name":"University of Gothenburg","country_code":"SE","type":"education","lineage":["https://openalex.org/I881427289"]}],"topics":[{"id":"https://openalex.org/T10106","display_name":"Autism Spectrum Disorder Research","count":8,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10537","display_name":"Attention Deficit Hyperactivity Disorder","count":8,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental health"},"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/T11633","display_name":"Prenatal Substance Exposure Effects","count":8,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"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/T10565","display_name":"Psychopathy, Forensic Psychiatry, Sexual Offending","count":6,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12335","display_name":"Sexuality, Behavior, and Technology","count":5,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11633","display_name":"Prenatal Substance Exposure Effects","value":8.51e-05,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"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/T10537","display_name":"Attention Deficit Hyperactivity Disorder","value":5.74e-05,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental health"},"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/T12335","display_name":"Sexuality, Behavior, and Technology","value":4.25e-05,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10565","display_name":"Psychopathy, Forensic Psychiatry, Sexual Offending","value":2.78e-05,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12241","display_name":"Children's Physical and Motor Development","value":2.51e-05,"subfield":{"id":"https://openalex.org/subfields/3204","display_name":"Developmental and Educational Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9072915315628052},{"id":"15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","score":0.8283554911613464},{"id":"118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","score":0.6811957359313965},{"id":"187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","score":0.5241000056266785},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.33573079109191895}],"counts_by_year":[{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2020,"works_count":6,"oa_works_count":2,"cited_by_count":16},{"year":2021,"works_count":6,"oa_works_count":6,"cited_by_count":28},{"year":2022,"works_count":6,"oa_works_count":5,"cited_by_count":37},{"year":2023,"works_count":3,"oa_works_count":3,"cited_by_count":54},{"year":2024,"works_count":2,"oa_works_count":2,"cited_by_count":57},{"year":2025,"works_count":3,"oa_works_count":3,"cited_by_count":96},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":77}],"display_name_alternatives":["Landgren, Valdemar","V. Landgren","Valdemar Landgren"],"block_key":"v landgren","works_api_url":"https://api.openalex.org/works?filter=author.id:A5087682113","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5087682113","updated_date":"2026-11-11T13:02:13","created_date":"2019-11-08T00:00:00"}