Pokpermdee, P. and Kessomboon, N. (2018) “60th Anniversary of the World Health Organization - 6 ทศวรรษองค์การอนามัยโลก”, Journal of Health Science of Thailand, 18(1), pp. 139–148. Available at: https://thaidj.org/index.php/JHS/article/view/1638 (Accessed: 5November2024).