@article{andersen_bignotto_tufik_2007, title={Effect of sildenafil (Viagra®) on the genital reflexes of paradoxical sleep-deprived male rats}, volume={40}, ISSN={0100-879X}, url={https://doi.org/10.1590/S0100-879X2006005000180}, DOI={10.1590/S0100-879X2006005000180}, number={11}, journal={Brazilian Journal of Medical and Biological Research}, publisher={Associação Brasileira de Divulgação Científica}, author={Andersen, M.L. and Bignotto, M. and Tufik, S.}, year={2007}, month={Nov}, pages={1473–1480} }