[1] Batton B,Burnett C,Verhulst S,et al.Extremely preterm infant mortality rates and cesarean deliveries in the United States[J].Obstetrics and Gynecology,2011,118(1):43-48. [2] Stoll BJ,Hansen NI,Bell EF,et al,Neonatal outcomes of extremely preterm infants from the NICHD Neonatal Research Network[J].Pediatrics,2010,126(3):443-456. [3] 邵肖梅,叶鸿瑁.实用新生儿学[M].4版.北京:人民卫生出版社,2011. [4] Sehgal A,Telang S,Passah SM,et al.Maternal and neonatal profile and immediate outcome in extremely low birth weight babies in Delhi[J].Tropical Doctor,2004,34(3):165-168. [5] 曹丽杰,李松.早产儿肺出血危险因素的研究[J].中国新生儿科杂志,2010,25(4):208-211. [6] Braun KR,Davidson KM,Henry M,et al.Severe pulmonary hemorrhage in the premature newborn infant:analysis of presurfactant and surfactant eras[J].Biology of the Neonate,1999,75(1):18-30. [7] Berger TM,Allred EN,Van Marter LJ.Antecedents of clinically significant pulmonary hemorrhage among newborn infants[J].J Perinatol,2000,20(5):295-300. [8] Hussain N,Rosenkrantz TS.Ethical considerations in the management of infants born at extremely low gestational age[J].Seminars in Perinatology,2003,27(6):458-470. [9] Walas W,Chelchowski J,Helwich E,et al.Selected ethical problems in neonatology-opinions of physicians and nurses based on questionnaire study[J].Med Wieku Rozwoj,2005,9(3 Pt 1):417-427. [10] Martinez AM,Partridge JC,Yu V,et al.Physician counselling practices and decision-making for extremely preterm infants in the Pacific Rim[J].J Paediatr Child Health,2005,41(4):209-214. |