@article{cofiel_mattioli_2009,  title={L-histidine enhances learning in stressed zebrafish},  volume={42},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X2009000100018},  DOI={10.1590/S0100-879X2009000100018},  number={1},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Cofiel, L.P.V. and Mattioli, R.},  year={2009},  month={Jan},  pages={128–134} }