@article{araújo_castro_franca_ramos_2015,  title={4-Second Exercise Test: Reference Values for Ages 18–81
					Years},  volume={104},  ISSN={0066-782X},  url={https://doi.org/10.5935/abc.20150026},  DOI={10.5935/abc.20150026},  number={5},  journal={Arquivos Brasileiros de Cardiologia},  publisher={Sociedade Brasileira de Cardiologia - SBC},  author={Araújo, Claudio Gil and Castro, Claudia Lucia Barros de and Franca, João Felipe and Ramos, Plínio Santos},  year={2015},  month={May},  pages={366–374} }