Pokpermdee P, Kessomboon N. 60th Anniversary of the World Health Organization - 6 ทศวรรษองค์การอนามัยโลก. J Health Sci Thai [Internet]. 2018Jan.17 [cited 2024Nov.5];18(1):139-48. Available from: https://thaidj.org/index.php/JHS/article/view/1638