Pokpalagon, P., and S. Hanucharurnkul. “Validity and Reliability of Thai Version of the Missoula-Vitas Quality-of-Life Index”. Pacific Rim International Journal of Nursing Research, vol. 19, no. 1, Feb. 2015, pp. 58-68, https://he02.tci-thaijo.org/index.php/PRIJNR/article/view/17257.