Marusamy, Kavitha Odathurai, Saravanan Ramasamy, Butchi Raju Akondi, and George Jose Cherackal. “True Orthodontic Intrusion Using Three-Piece Intrusion Arch for Correcting Excessive Gingival Exposure”. Surgical Techniques Development 8, no. 1 (October 26, 2018). Accessed May 3, 2024. https://www.pagepress.org/journals/std/article/view/7762.