TY  - JOUR 
T1  - Physical activity and health in Brazil: research, surveillance and policies
JO  - Cadernos de Saúde Pública
A1  - Hallal, Pedro C.
SN  - 0102-311X
UL  - 10.1590/0102-311XPE011214
VL  - 30 
Y1  - 2014
PB  - Brasil 
ER  -