Patel, J., & Shah, J. (2018). Management of Gingival Hyperpigmentation by Scalpel Surgical Technique: Management of Gingival Hyperpigmentation by Scalpel Surgical Technique. National Journal of Integrated Research in Medicine, 8(2), 183–189. Retrieved from http://nicpd.ac.in/ojs-/index.php/njirm/article/view/1233