Srijomthong, Donyaporn, Supawadee Putthinoi, and Autchariya Punyakaew. “Active ageing level and interest in activities among older people in community group membership, Chiang Mai, Thailand”. Journal of Associated Medical Sciences 58, no. 3 (July 1, 2025): 184–190. accessed December 8, 2025. https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/276192.