บูรณพันศักดิ์ ขนิษฐา. “A Correlation Study of the Personal Characteristics and Well-Being of the Elderly in Pathumthani Province”. Thammasat University Hospital Journal Online 5, no. 3 (December 1, 2020): 12–28. Accessed May 2, 2024. https://he02.tci-thaijo.org/index.php/TUHJ/article/view/245168.