TY  - JOUR 
T1  - Prevalence of physical activity and associated factors among pregnant women: a cross-sectional population-based study in southern Brazil
JO  - Revista Brasileira de Saúde Materno Infantil
A1  - Silva, Vilson Rodrigues da
A1  - Boing, Antonio Fernando
SN  - 1519-3829
UL  - 10.1590/1806-93042021000300011
VL  - 21 
Y1  - 2021
PB  - Brasil 
ER  -