COMPARATIVE EVALUATION OF EFFICACY OF THREE DIFFERENT ROTARY NICKEL TITANIUM RETREATMENT FILE SYSTEMS ON PRESERVING REMAINING ROOT DENTIN THICKNESS USING CONE BEAM COMPUTED TOMOGRAPHY - AN IN VITRO STUDY. Journal of Pharmaceutical Negative Results [Internet]. 2023 Jan. 1 [cited 2026 Jun. 8];:778-84. Available from: https://pnrjournal.com/index.php/home/article/view/7332