Development of low birth weight babies.
D001724:Birth Weight; D002657:Child Development; D002675:Child, Preschool; D005865:Gestational Age; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D007804:Language Development; D009048:Motor Skills; D011446:Prospective Studies