Sumdaengrit, B., S. Hanucharurnkul, M. J. Dodd, S. Wilailak, T. Vorapongsathorn, and K. Pongthavornkamol. “Factors Predicting the Change of Symptom Distress Among Thai Women With Cervical Cancer”. Ramathibodi Medical Journal, vol. 34, no. 1, Mar. 2011, pp. 45-57, https://he02.tci-thaijo.org/index.php/ramajournal/article/view/135755.