TY - GEN AU - Chokkalingam,M AU - Kandaswamy,D TI - Three-dimensional helical computed tomographic evaluation of three obturation techniques: In vitro study SN - 0974-5203 PY - 2011///1110 N1 - Publication Type: Journal Article UR - https://doi.org/10.4103/0972-0707.85815 ER -