TY  - JOUR 
T1  - In vitro evaluation of human dental enamel surface roughness bleached with 35% carbamide peroxide and submitted to abrasive dentifrice brushing
JO  - Pesquisa Odontológica Brasileira
A1  - Worschech, Claudia Cia
A1  - Rodrigues, José Augusto
A1  - Martins, Luis Roberto Marcondes
A1  - Ambrosano, Gláucia Maria Bovi
SN  - 1517-7491
UL  - 10.1590/S1517-74912003000400009
VL  - 17 
Y1  - 2003
PB  - Brasil 
ER  -