@article{porto_2006,  title={Normatization of 702 images set from the International Affective Picture System (IAPS) in a Brazilian elderly sample for emotion and attention testing},  volume={64},  ISSN={0004-282X},  url={https://doi.org/10.1590/S0004-282X2006000100036},  DOI={10.1590/S0004-282X2006000100036},  number={1},  journal={Arquivos de Neuro-Psiquiatria},  publisher={Academia Brasileira de Neurologia - ABNEURO},  author={Porto, Weyler Galvão},  year={2006},  month={Mar},  pages={161–163} }