Vitamin A supplementation for extremely-low-birth-weight infants.
Boucher
B J
BJ
D005260:Female; D006801:Humans; D007231:Infant, Newborn; D019102:Infant, Very Low Birth Weight; D011247:Pregnancy; D011248:Pregnancy Complications / Q000517:prevention & control; D014801:Vitamin A / Q000097:blood / Q000627:therapeutic use; D014802:Vitamin A Deficiency / Q000209:etiology / Q000517:prevention & control; D014807:Vitamin D / Q000031:analogs & derivatives / Q000097:blood
D014801:Vitamin A; D014807:Vitamin D; C104450:25-hydroxyvitamin D