Srisen, Numfon, Songkramchai Leethongdee, and Wirote Semrhum. “Development of the Elderly Care Model in Community through a Senior Citizen School in Sang-Thor Sub-District, Khueng-Nai District, Ubon Ratchathani Province”. UBRU Journal for Public Health Research 9, no. 1 (June 30, 2020): 31–41. Accessed May 3, 2024. https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/243312.