title: [Therapeutic effect of beta-carotene on solar urticaria (type IV). A case report].
mesh_terms: D000328:Adult; D002338:Carotenoids / Q000627:therapeutic use*; D006801:Humans; D007428:Intradermal Tests; D008297:Male; D010787:Photosensitivity Disorders / Q000188:drug therapy*; D013472:Sunlight / Q000009:adverse effects*; D014581:Urticaria / Q000097:blood / Q000188:drug therapy*; D019207:beta Carotene
chemical_list: D019207:beta Carotene; D002338:Carotenoids