Rana, Manu, and Sandeep Sharma. “Use of a Shade Guide to Test the Perception and Prevalence of Natural Tooth Colour in People of Nepal”. Asian Journal of Medical Sciences 10, no. 1 (December 11, 2018): 97–99. Accessed November 24, 2024. https://nepjol.info/index.php/AJMS/article/view/21168.