TY - JOUR T1 - Root canal therapy of a maxillary first molar with five root canals: case report JO - Brazilian Dental Journal A1 - Favieri, Amauri A1 - Barros, Fabiana Gama Benevides de A1 - Campos, Luís Claudio SN - 0103-6440 UL - 10.1590/S0103-64402006000100017 VL - 17 Y1 - 2006 PB - Brasil ER -