TY  - JOUR 
T1  - Adequacy of prenatal care as a major determinant of folic acid, iron, and vitamin intake during pregnancy
JO  - Cadernos de Saúde Pública
A1  - Lunet, Nuno
A1  - Rodrigues, Teresa
A1  - Correia, Sofia
A1  - Barros, Henrique
SN  - 0102-311X
UL  - 10.1590/S0102-311X2008000500022
VL  - 24 
Y1  - 2008
PB  - Brasil 
ER  -