TY  - JOUR 
T1  - In vitro evaluation of flexural strength of different brands of expansion screws
JO  - Dental Press Journal of Orthodontics
A1  - Oliveira, Kádna Fernanda Mendes de
A1  - Vedovello Filho, Mário
A1  - Kuramae, Mayury
A1  - Lucato, Adriana Simoni
A1  - Valdhigi, Heloisa Cristina
SN  - 2176-9451
UL  - 10.1590/S2176-94512012000300020
VL  - 17 
Y1  - 2012
PB  - Brasil 
ER  -