Shabbir, O., Hasan, S. R., Wyne, W., Pervez, K. and Sarfraz, T. (2019) “Effect of variations in the smile arc and buccal corridor width on smile esthetics from the perspective of an orthodontist, a general dentist and a lay person”, Pakistan Orthodontic Journal, 11(1), pp. 9–15. Available at: https://poj.org.pk/index.php/poj/article/view/252 (Accessed: 18 April 2026).