Yothasupap, A., and P. Ounhalekjit. “Factors influencing health literacy 3E2S concept among the elderly in Pathum Thani Province”. Journal of Medical and Public Health Region 4, vol. 15, no. 2, July 2025, pp. 55-67, https://he01.tci-thaijo.org/index.php/JMPH4/article/view/268011.