TY  - JOUR 
T1  - 
       
JO  - Brazilian Journal of Infectious Diseases
A1  - Ribeiro, Julival
A1  - Boyce, John M.
A1  - Zancanaro, Pedro Q.
SN  - 1413-8670
UL  - 10.1590/S1413-86702005000100009
VL  - 9 
Y1  - 2005
PB  - Brasil 
ER  -