Keawsalubsri, W., K. Lertsukprasert, and S. Rattanasiri. “Factors Affecting Quality of Life in Cochlear Implant Children in Ramathibodi Hospital”. Vajira Medical Journal : Journal of Urban Medicine, vol. 62, no. 6, Dec. 2018, pp. 443-52, https://he02.tci-thaijo.org/index.php/VMED/article/view/210872.