Khan, Sameera Jamshed Ali, Zubair Hassan Awaisi, and Zubair Ahmed. “Relationship Between Crown-to-Root Angulation of Maxillary Central Incisor and Lower Lip Line In Different Malocclusions: Crown-to-Root Angulation of Maxillary Central Incisor”. Pakistan Journal of Health Sciences 4, no. 04 (April 30, 2023): 196–200. Accessed April 25, 2024. https://thejas.com.pk/index.php/pjhs/article/view/215.