@article{bouillod_cassirame_bousson_sagawa jr_tordi_2015,  title={Accuracy of the Suunto system for heart rate variability analysis during a tilt-test},  volume={17},  ISSN={1980-0037},  url={https://doi.org/10.5007/1980-0037.2015v17n4p409},  DOI={10.5007/1980-0037.2015v17n4p409},  number={4},  journal={Revista Brasileira de Cineantropometria & Desempenho Humano},  publisher={Universidade Federal de Santa Catarina},  author={Bouillod, Anthony and Cassirame, Johan and Bousson, Jean Marc and Sagawa Jr, Yoshimasa and Tordi, Nicolas},  year={2015},  month={Jul},  pages={409–417} }