Mahmood, Amjad, Alizeh Rizwan, and Rozina Nazir. “‘MRN’ Supernumerary Notation for Permanent Dentition”. Pakistan Orthodontic Journal 12, no. 1 (July 30, 2020): 9–17. Accessed April 21, 2026. https://poj.org.pk/index.php/poj/article/view/279.