Kul-ak, P. ., A. . Powwattana, S. . Lagampan, and N. . . Auemaneekul. “Factors Predicting Health Literacy Among Students With Multiple Risk Behaviors in Non-Formal Education”. Journal of Health and Nursing Research (Journal of Boromarajonani College of Nursing, Bangkok), vol. 37, no. 2, Aug. 2021, pp. 86-99, https://he01.tci-thaijo.org/index.php/bcnbangkok/article/view/251176.