9[3]Haddad H,Landy LE.Changing indication for CS:38-year experience at a community hospital.Obstet Gynecol,1978,51(2):133
10Rosano A, Botto LD, Botting B, et al. Infant mortality and congenital anomalies from 1950 to 1994: an international perspective [J] . J Epi- demiol Community Health, 2000, 54 (4): 660.