Qamar, Ch. Rehan, Naima Malik, and Amir Imdad Ali. “SKELETAL OPEN BITE-CEPHALOMETRIC CHARACTERISTICS USING QUADRILATERAL ANALYSIS”. Pakistan Orthodontic Journal 1, no. 2 (December 1, 2009): 15–19. Accessed January 31, 2026. https://www.poj.org.pk/index.php/poj/article/view/22.