6Wan EY, Moyer CA, Harlow SD, et al. Postpartum depression and traditional postpartum care in China: role of Zuoyuezi. Int J Gynaecol Obstet, 2009, 104:209-213.
7Hansen D, Lou HC, Olsen J. Serious life events and congenital malformations: A national study with complete follow up. Lancet, 2000, 356:875-880.
8Herndndez Martinez C, Arija V, Balaguer A, et al. Do the emotional states of pregnant women affect neonatal behav iour. Early Hum Dev, 2008, 84: 745-750.
9Chung TK, Lau TK, Yip AS, et al. Antepartum depressive symptomatology is associated with adverse obstetric and neonatal outcomes. Psychosom Med, 2001, 63:830- 834.
