TY  - JOUR 
T1  - Human immunodeficiency virus type 1: drug resistance in treated and untreated Brazilian children
JO  - Memórias do Instituto Oswaldo Cruz
A1  - Simonetti, SRR
A1  - Schatzmayr, HG
A1  - Simonetti, JP
SN  - 0074-0276
UL  - 10.1590/S0074-02762003000600021
VL  - 98 
Y1  - 2003
PB  - Brasil 
ER  -