Intaranongpai, S., J. Kanedtapilux, J. Chatsupakul, and Sunipa Motum. “Motivational Factors for Disease Prevention Influencing the COVID - 19 Vaccine Booster Dose Acceptance Services among Elderly Patients with Chronic Diseases Living in the Northeastern Region of Thailand”. Princess of Naradhiwas University Journal, vol. 17, no. 3, Sept. 2025, pp. 203-19, https://li01.tci-thaijo.org/index.php/pnujr/article/view/266326.