[On the problem of specific prophylaxis of rickets in premature infants].
D001205:Ascorbic Acid / Q000628:therapy*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D007235:Infant, Premature, Diseases; D012279:Rickets / Q000517:prevention & control*
D001205:Ascorbic Acid
INFANT, PREMATURE/diseases; RICKETS/prevention and control; VITAMIN C/therapy