TY  - JOUR 
T1  - Comparative study of drug use among undergraduate students at the University of São Paulo: São Paulo campus in 1996 and 2001
JO  - Brazilian Journal of Psychiatry
A1  - Stempliuk, Vladimir de Andrade
A1  - Barroso, Lucia Pereira
A1  - Andrade, Arthur Guerra de
A1  - Nicastri, Sérgio
A1  - Malbergier, André
SN  - 1516-4446
UL  - 10.1590/S1516-44462005000300006
VL  - 27 
Y1  - 2005
PB  - Brasil 
ER  -