พัฒน์ทอง จ. and บุญนาค น. (2023) “A Study of the Trend of Life Expectancy of Population and Mortality Rate by District, Prachuap Khiri Khan Province, 2017-2021”, Journal of Health Science of Thailand, 32(1), pp. 43–52. Available at: https://thaidj.org/index.php/JHS/article/view/13290 (Accessed: 22July2024).