Marusamy, Kavitha Odathurai, Saravanan Ramasamy, Butchi Raju Akondi, and George Jose Cherackal. 2018. “True Orthodontic Intrusion Using Three-Piece Intrusion Arch for Correcting Excessive Gingival Exposure”. Surgical Techniques Development 8 (1). https://doi.org/10.4081/std.2018.7762.