Sultana, Rafeza, and Md. Shamsul Alam. “Palato-Gingival Groove: An Innocuous Culprit for Endo-Perio Lesion”. Bangabandhu Sheikh Mujib Medical University Journal 9, no. 3 (September 6, 2016): 156–159. Accessed January 18, 2022. https://banglajol.info/index.php/BSMMUJ/article/view/29397.