3Pandit PB ,Dunn MS, Kelly EN, et al. M. Surfactant replacement in neonates with early chronic lung disease. Pediatrics, 1995,95 (6) :851-854.
4Tomaszewska M,Stork E, Minich NM, et al. Pulmonary hemor- rhage:clinica/ course and outcomes among very low-birth-weight infants. Arch Pediatr Adolesc Med, 1999,153 (7) :715-721.
5Braun KR, Davidson KM, Henry M, et al. Severe pulmonary hemorrhage in the premature newborn infant:analysis of presur- factant and surfactant eras. Biol Neonate, 1999,75 (!) :1.
7Chotigeat U,Ratchatanorravut S, Kanjanapattanakul W- Com-pare severity of bronchopulmonary dysplasia in neonates _ withrespiratory distress syndrome treated with surfactant to withoutsurfactant[J]. J Med Assoc Thai,2011,94(Suppl 3) :S35.
8Gizzi C,Papoff P,Barbara CS,et al. Old and new uses ofsurfactant[J]. J Matem Fetal Neonat Med, 2010,23(Suppl 3) : 41.
9Poddutoor PK,Chirla DK,Sachane K.Rescue high frequency oscillation in neonates with acute respiratory failure [J] . Indian Pediatr,2011,48(6):467-470.
