Anticedents of Cerebral Palsy in a Multicenter Trial of Indomethacin for Intraventricular Hemorrhage
Arch Pediatr Adolesc Med 151:580-585, Allan,W.C.,et al, 1997
Prediction of Cerebral Palsy in Very Low Birthweight Infants:Prospective Ultrasound Study
Lancet 2:593-596, Graham,M.,et al, 1987