Brazilian Journal of Medical and Biological Research (0100-879X)
Trends in drug use among students in Brazil: analysis of four surveys in 1987, 1989, 1993 and 1997
Gráfico da evolução de acessos ao documento
Loading
This tool is under development and it is available in Beta Test version
This tool is under development and it was published with the objective to test the usage and performance. All the indicators are real and they are gradually being loaded. Slowness and out of service problems may occur in this version.