Banyati, Phichet, Varaporn Koomarunratanakul, Supaporn Banyati, and Kittiphat Iemrod. 2017. “Effectiveness of Elderly Behavioral Modification Program at Ban Tak Hospital, Thailand”. Journal of Health Science of Thailand 17 (1):20-30. https://www.thaidj.org/index.php/JHS/article/view/956.