@article{Valença_Kowacs_2011, title={The highly instructive Headache Toolboxes are now also available in Portuguese for the benefit of our patients}, volume={2}, url={https://headachemedicine.com.br/index.php/hm/article/view/76}, DOI={10.48208/HeadacheMed.2011.8}, abstractNote={<p>Editorial</p>}, number={2}, journal={Headache Medicine}, author={Valença, Marcelo Moraes and Kowacs, Fernando}, year={2011}, month={Jun.}, pages={40} }