1Ward RM,Beachy JC.Neonatal complications following preterm birth.BJOG,2003,110[Suppl20]:8-16.
2Huddleston JF,Sanchez RL,Huddleston KW.Acute management of preterm labor.Clin Perinatol,2003,30(4):803-824.
3McParland P,Jones G,Taylor D.Preterm labour and prematurity.Curr Obstet Gynecol,2004,14(2):309-319.
4McNamara HM.Problems and challenges in the management of preterm labour.BJOG,2003,110(20):79-85.
5Lumley J.Defining the problem:the epidemiology of preterm birth.B JOG,2003,110(20):3-7.
6Villar J,Abalos E,Carroli G,et al.Heterogeneity of perinatal outcomes in the preterm delivery syndrome.Obstet Gynecol,2004,107(1):78-87.
7Moutquin JM.Classification and heterogeneity of preterm birth.BJOG,2003,110(20):30-33.
8Roberts CL,Algert CS,Greenow CR,et al.Delivery of singleton preterm infants in New South Wales,1990-1997.Aust N Z J Obstet Gynaecol,2003,43(1):32-37.
9Fronterhouse W,Christensen FC,Rayburn LA,et al.Mandated preterm delivery:Its prevalence and impact at a tertiary care center.J Mater Fet Med,2001,10(3):162-165.
10Papiernik E,Zeitlin J,Rivera L,et al.Preterm birth in a French population:the importance of births by medical decision.BJOG,2003,110(4):430-432.