@article{oliveira_santos_gonçalves_carvalho_massad_leyton_2013,  title={Attention performance among Brazilian truck drivers and its
          association with amphetamine use: pilot study},  volume={47},  ISSN={0034-8910},  url={https://doi.org/10.1590/S0034-8910.2013047004702},  DOI={10.1590/S0034-8910.2013047004702},  number={5},  journal={Revista de Saúde Pública},  publisher={Faculdade de Saúde Pública da Universidade de São Paulo},  author={Oliveira, Lúcio Garcia de and Santos, Bernardo dos and Gonçalves, Priscila Dib and Carvalho, Heráclito de Barbosa and Massad, Eduardo and Leyton, Vilma},  year={2013},  month={Oct},  pages={1001–1005} }