Comparison of the cleaning efficacy of self-adjusting file and rotary systems in the apical third of oval-shaped canals - Ribeiro, Marcus Vinícius de Melo; Silva Sousa, Yara Terezinha; Versiani, Marco Aurélio; Lamira, Alessandro; Steier, Liviu; Pécora, Jesus Djalma; Sousa Neto, Manoel Damião de (Journal of Endodontics, 2013)