Plasma vitamin A and carotene determinations in a group of normal children.
D002338:Carotenoids / Q000097:blood*; D002648:Child; D006801:Humans; D010949:Plasma; D014801:Vitamin A / Q000097:blood*
D014801:Vitamin A; D002338:Carotenoids
CAROTENE/in blood; VITAMIN A/in blood