@article{valença_2012,  title={Bath-related headache induced by varenicline},  volume={70},  ISSN={0004-282X},  url={https://doi.org/10.1590/S0004-282X2012001100020},  DOI={10.1590/S0004-282X2012001100020},  number={11},  journal={Arquivos de Neuro-Psiquiatria},  publisher={Academia Brasileira de Neurologia - ABNEURO},  author={Valença, Marcelo Moraes},  year={2012},  month={Nov},  pages={908–908} }