Rakchanyaban, U., Prasartkul, P., Hayward, M. D., Thongthai, V., Punpuing, S., & Gray, R. (2023). The Impact of Chronic Diseases on Disability-free Life Expectancy among the Thai Elderly Population. Journal of Population and Social Studies [JPSS], 13(2). retrieved from https://so03.tci-thaijo.org/index.php/jpss/article/view/268614