@article{arazi_hoseinihaji_eghbali_2016,  title={The effects of different doses of caffeine on performance, rating of perceived exertion and pain perception in teenagers female karate athletes},  volume={52},  ISSN={1984-8250},  url={https://doi.org/10.1590/S1984-82502016000400012},  DOI={10.1590/S1984-82502016000400012},  number={4},  journal={Brazilian Journal of Pharmaceutical Sciences},  publisher={Universidade de São Paulo, Faculdade de Ciências Farmacêuticas},  author={Arazi, Hamid and Hoseinihaji, Marzieh and Eghbali, Ehsan},  year={2016},  month={Oct},  pages={685–692} }