Micro-computed tomography study of oval-shaped canals prepared with the self-adjusting file, reciproc, WaveOne, and ProTaper Universal Systems - Versiani, Marco Aurélio; Leoni, Graziela Bianchi; Steier, Liviu; De-Deus, Gustavo; Tassani, Simone; Pécora, Jesus Djalma; Sousa Neto, Manoel Damião de (The Journal of Endodontics, 2013)