TY  - JOUR 
T1  - Orthodontic treatment need in a group of 9-12-year-old Brazilian schoolchildren
JO  - Brazilian Oral Research
A1  - Dias, Patricia Fernanda
A1  - Gleiser, Rogerio
SN  - 1806-8324
UL  - 10.1590/S1806-83242009000200015
VL  - 23 
Y1  - 2009
PB  - Brasil 
ER  -