TY - JOUR T1 - Scanning electron microscopic and profilometric study of different sharpening stones JO - Brazilian Dental Journal A1 - Acevedo, Roberto Antonio Andrade A1 - Cardozo, Ana Karina Veloso A1 - Sampaio, José Eduardo César SN - 0103-6440 UL - 10.1590/S0103-64402006000300012 VL - 17 Y1 - 2006 PB - Brasil ER -