@article{castellano_dias_foerster_li_covolan_2012,  title={NAA and NAAG variation in neuronal activation during visual stimulation},  volume={45},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X2012007500128},  DOI={10.1590/S0100-879X2012007500128},  number={11},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Castellano, G. and Dias, C.S.B. and Foerster, B. and Li, L.M. and Covolan, R.J.M.},  year={2012},  month={Nov},  pages={1031–1036} }