ศรีงาม สำเนาว์. 2018. “Self-Care Behaviors of the Elderly in Tha-Ruea District Phra Nakhon Si Ayutthaya Province”. Journal of Preventive Medicine Association of Thailand 6 (3):216-24. https://he01.tci-thaijo.org/index.php/JPMAT/article/view/130403.