JOURNAL OF THE CANADIAN DENTAL ASSOCIATION, vol.74, no.8, pp.721-726, 2008 (SCI-Expanded)
Objective: Retreatment of a root canal in the case of infection requires complete removal of previous filling material. This study evaluated the efficacy of 3 techniques in removing laterally compacted Resilon/Epiphany and gutta-percha/AH Plus from straight and curved canals during retreatment.