@article{conway_roizenblatt_palombini_castro_bittencourt_silva_tufik_2008,  title={Effect of smoking habits on sleep},  volume={41},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X2008000800014},  DOI={10.1590/S0100-879X2008000800014},  number={8},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Conway, S.G. and Roizenblatt, S.S. and Palombini, L. and Castro, L.S. and Bittencourt, L.R.A. and Silva, R.S. and Tufik, S.},  year={2008},  month={Aug},  pages={722–727} }