Influence of the rotary and/or oscillatory reciprocating systems in the morphological changes of narrow and curved molar root canals anatomy

by Joedy Maria Costa Santa Rosa, Fábio Roberto Dametto, Cicero Romão Gadê-Neto, Rejane Andrade de Carvalho, Diana Santana de Albuquerque, Cornelis Pameijer, Mário Tanomaru-Filho, Renato de Toledo Leonardo