[Vitamin A & beta-carotene blood level determinations in children].
D002338:Carotenoids / Q000097:blood*; D002648:Child; D006801:Humans; D007223:Infant; D007239:Infections; D014801:Vitamin A; D019207:beta Carotene
D019207:beta Carotene; D014801:Vitamin A; D002338:Carotenoids
CAROTENE/in blood; INFECTION/in infant and child
Vitamin A- und beta-Carotin-Serumspiegeluntersuchungen im Kindesalter.