Phakphum, Kittiwin, and Pitukpong Kangkarn. 2026. “Factors Influencing Health-promoting Behaviors in Preventing Coronavirus Disease 2019 Among the Elderly in Kut TUM Subdistrict, Mueang District, Chaiyaphum Province: Factors Influencing Health-promoting Behaviors in Preventing Coronavirus Disease 2019 Among the Elderly in Kut TUM Subdistrict, Mueang District, Chaiyaphum Province”. RATANABUTH JOURNAL 8 (2). Yasothon, Thailand:310-23. https://so07.tci-thaijo.org/index.php/rtnb/article/view/11464.