Manochiopinig, S. ., A. . Chuangsuwanich, and A. . Veeravuthipakorn. “Management of Velopharyngeal Insufficiency in Velocardiofacial Syndrome”. Siriraj Medical Journal, vol. 55, no. 1, Jan. 2003, pp. 25-30, https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245374.