Vitamin D deficiency.
Baroncelli
Giampiero Igli
GI
D001942:Breast Feeding; D006801:Humans; D007223:Infant; D018673:Nutrition Policy; D014807:Vitamin D / Q000008:administration & dosage* / Q000031:analogs & derivatives* / Q000097:blood; D014808:Vitamin D Deficiency / Q000628:therapy*
D014807:Vitamin D; C104450:25-hydroxyvitamin D