TY  - JOUR 
T1  - Efficacy of five rotary systems versus manual instrumentation during endodontic retreatment
JO  - Brazilian Dental Journal
A1  - Fariniuk, Luiz Fernando
A1  - Westphalen, Vânia Portela Dietzel
A1  - Silva-Neto, Ulisses Xavier da
A1  - Carneiro, Everdan
A1  - Baratto Filho, Flares
A1  - Fidel, Sandra Rivera
A1  - Fidel, Rivail Antônio Sérgio
SN  - 0103-6440
UL  - 10.1590/S0103-64402011000400006
VL  - 22 
Y1  - 2011
PB  - Brasil 
ER  -