Clongngam, Thana. “Factors Associated With Depression Among Dependent Elderly at Silalad District, Sisaket Province”. Journal of Medicine and Public Health, Ubon Ratchathani University 4, no. 1 (April 8, 2021): 47–56. Accessed May 7, 2024. https://he01.tci-thaijo.org/index.php/jmpubu/article/view/247524.