Longchoopol, Chaowanee, Darawan Thapinta, Ratchneewan Ross, and Wanchai Lertwatthanawilat. 2018. “The Thai Group Cognitive Behavior Therapy Intervention Program for Depressive Symptoms Among Older Women: A Randomized Controlled Trial”. Pacific Rim International Journal of Nursing Research 22 (1):74-85. https://he02.tci-thaijo.org/index.php/PRIJNR/article/view/78778.