Rayayoi, Siriprapa, Patiphan Saengyarak, and Naruemol Kingkaew. “Factors Related to Sleep Quality among Older Adults in a Northeastern Province of Thailand”. Journal of Health Science and Medical Research 44, no. 3 (May 14, 2026): e20251282. accessed September 21, 2026. https://he01.tci-thaijo.org/index.php/jhsmr/article/view/288545.