Jirojanakul, P., Leesukol, N., Kwanyuen, R. and Kaewpan, W. (2023) “Expectancy on Being Older Persons and Self-Preparation for Old Age in Middle-Adults: Bang Phlad, Bangkok Metropolis”, Journal of Food Health and Bioenvironmental Science. Bangkok, Thailand, 12(3), pp. 35–45. available at: https://li01.tci-thaijo.org/index.php/sdust/article/view/260534 (accessed: 29 August 2026).