TY  - JOUR 
T1  - Association between socioeconomic contextual factor, dental care service availability, and prevalence of periodontitis in Brazil: a multilevel analysis
JO  - Cadernos de Saúde Pública
A1  - Filgueiras, Leonardo Vilar
A1  - Cabreira, Fabiana da Silva
A1  - Pilotto, Luciane Maria
A1  - Celeste, Roger Keller
SN  - 0102-311X
UL  - 10.1590/0102-311XEN201522
VL  - 39 
Y1  - 2023
PB  - Brazil 
ER  -