Wichai, P. .; Tangtrong, T. .; Poncha, O. .; Chaitiang, N. .; Sirinuan, S. .; Jadsri, S. .; Vongruang, P. Self-Care Behavior of the Elderly in the Seniors School: MaeSoon Sub-District School, Fang District, Chiang Mai Province. ubruphjou 2021, 10, 26-35.