[Vitamin D prophylaxis in children].
D002675:Child, Preschool; D006801:Humans; D007223:Infant; D009751:Nutritional Requirements; D012279:Rickets / Q000517:prevention & control*; D014807:Vitamin D / Q000008:administration & dosage*
D014807:Vitamin D
Vitamin-D-Prophylaxe bei Kindern.