Beta carotene in congenital porphyria.
D000293:Adolescent; D000328:Adult; D002338:Carotenoids / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D011164:Porphyrias / Q000151:congenital / Q000188:drug therapy*
D002338:Carotenoids