Lien do TK, Nhung BT, Khan NC et al. (2009) Impact of milk consumption on performance and health of primary school children in rural Vietnam. Asia Pac J Clin Nutr 18(3): 326–334. http://apjcn.nhri.org.tw/server/APJCN/18/3/326.pdf
Lien do TK, Nhung BT, Khan NC et al. (2009) Impact of milk consumption on performance and health of primary school children in rural Vietnam. Asia Pac J Clin Nutr 18(3): 326–334. http://apjcn.nhri.org.tw/server/APJCN/18/3/326.pdf