Significance of birthweight for gestational age in identifying infants at risk.
D001724:Birth Weight; D005333:Fetus / Q000502:physiology; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D010371:Pediatric Nursing; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis; D012306:Risk