2WHO. Global Data Bank on breastfeeding. Breastfeeding: The best start[ C ]. Geneva: WHO Nutrition Unit, 1996.
3Marriott B P, White A, Hadden L, et al. World Health Organization (WHO) infant and young child feeding indicators: Associations with growth measures in 14 low-income countries[ J]. Matern Child Nutr, 2012.8(3) :354-370.