TY  - JOUR 
T1  - Oral hygiene frequency and presence of visible biofilm in the primary dentition
JO  - Brazilian Oral Research
A1  - Santos, Ana Paula Pires dos
A1  - Séllos, Mariana Canano
A1  - Ramos, Maria Eliza Barbosa
A1  - Soviero, Vera Mendes
SN  - 1806-8324
UL  - 10.1590/S1806-83242007000100011
VL  - 21 
Y1  - 2007
PB  - Brasil 
ER  -