4Sissman NJ. Incidence of congenital heart disease. JAMA,2001;285(20):2579.
5Baron AM, Donnerstein RL, Kanter E, et al. Congenital heart disease in the Medicaid population of Southern Arizona. Am J Cardiol,2001;88(4):462.
6International Center of Birth Defects Monitoring System. Annual report of 2003. Italy,Roma:The international centre on birth defects, 2004:79.
7Mahle WT, Clancy RR, McGaurn SP, et al. Impact of Prenatal Diagnosis on survival and early neurologic morbidity in neonates with the hypoplastic left heart syndrome. Pediatrics,2001;107(4):1277.
8Hunter S, Heads A, Wyllie J, et al. Prenatal diagnosis of congenital heart disease in the northern region of England:Benefits of a training programme for obstetrics ultrasonographers. Heart,2000;84(3):294.
9March of Dimes. Global report on birth defects [ M ] : the hidden toll of dying and disabled children ,2006.
10Baron AM, Donnerstein RL, Kanter E, et aL Congenital heart disease in the Medicaid population Of Southern Arizona[ J]. Am J Cardiol, 2001,88(4) :462.
8Stroup DF,Berlin JA,Morton SC,et al. Meta-analysis ofobservational studies in epidemiology : a proposal for re-porting. Meta-analysis of observational studies in epi-demiology (MOOSE) group [J]. JAMA,2000,283 (15):2008-2012.
