Warda Arif Khan, Syed Shah Faisal, and Syed Sheraz Hussain. “EVALUATION OF ARCH WIDTH VARIATIONS AMONG SKELETAL VERTICAL PATTERNS”. Pakistan Oral & Dental Journal, Vol. 41, no. 1, Mar. 2021, pp. 7-10, http://podj.com.pk/index.php/podj/article/view/604.