@article{krymchantowski_carneiro_barbosa_jevoux_2008,  title={Lysine clonixinate versus dipyrone (metamizole) for the acute treatment of severe migraine attacks: a single-blind, randomized study},  volume={66},  ISSN={0004-282X},  url={https://doi.org/10.1590/S0004-282X2008000200015},  DOI={10.1590/S0004-282X2008000200015},  number={2a},  journal={Arquivos de Neuro-Psiquiatria},  publisher={Academia Brasileira de Neurologia - ABNEURO},  author={Krymchantowski, Abouch Valenty and Carneiro, Henrique and Barbosa, Jackeline and Jevoux, Carla},  year={2008},  month={Jun},  pages={216–220} }