Balthip, K., U. Petchruschatachart, S. Piriyakoontorn, S. Chandrema, and K. Nilmanat. “Application of the Purpose in Life Model for Enhancing Holistic Health Promotion of Thai Adolescents Living With HIV”. Journal of Research in Nursing-Midwifery and Health Sciences, vol. 38, no. 4, Dec. 2018, pp. 49-67, https://he02.tci-thaijo.org/index.php/nur-psu/article/view/163897.