TY  - JOUR 
T1  - Sociodemographic risk factors of perinatal depression: a cohort study in the public health care system
JO  - Brazilian Journal of Psychiatry
A1  - Silva, Ricardo
A1  - Jansen, Karen
A1  - Souza, Luciano
A1  - Quevedo, Luciana
A1  - Barbosa, Luana
A1  - Moraes, Inácia
A1  - Horta, Bernardo
A1  - Pinheiro, Ricardo
SN  - 1516-4446
UL  - 10.1590/S1516-44462012000200005
VL  - 34 
Y1  - 2012
PB  - Brasil 
ER  -