The survival of low birth weight infants.
D002648:Child; D002652:Child Behavior; D003422:Critical Care; D003638:Deafness / Q000453:epidemiology; D006128:Growth; D006801:Humans; D007224:Infant Care; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007360:Intelligence; D011379:Prognosis