title: Serum vitamin A levels in psoriasis: results from the First National Health and Nutrition Examination Survey.
authors.forename: K
authors.initials: K
authors.lastname: Safavi
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000097:blood*; D014801:Vitamin A / Q000097:blood*
chemical_list: D014801:Vitamin A