Khan, Mehwish, Hira Musharraf, Waqas Yousuf, and Jamshed Ahmed. “Influence of Gender on Smile Characteristics; Gingival Display and Exposure of Maxillary Central Incisor”. Journal of Liaquat University of Medical & Health Sciences 20, no. 5 (January 4, 2022): 345–349. Accessed May 19, 2024. http://ojs.lumhs.edu.pk/index.php/jlumhs/article/view/313.