Impact of Bronchopulmonary Dysplasia, Brain Injury, and Severe Retinopathy on the Outcome of Extremely Low-Birth-Weight Infants at 18 Months
JAMA 289:1124-1129, Schmidt,B.,et al, 2003
Movement Disorder of Premature Infants with Severe Bronchopulmonary Dysplasia:A New Syndrome
Pediatrics 84:215-218, Perlman,J.M.&Volpe,J.J., 1989