TY  - JOUR 
T1  - Human papillomavirus infection and p53 protein expression in vulvar intraepithelial neoplasia and invasive squamous cell carcinoma
JO  - Brazilian Journal of Medical and Biological Research
A1  - Engelman, D.E.S.
A1  - Andrade, L.A.L.A.
A1  - Vassallo, J.
SN  - 0100-879X
UL  - 10.1590/S0100-879X2003000900003
VL  - 36 
Y1  - 2003
PB  - Brasil 
ER  -