1. Group of Power Electronics and Microelectronics, Aragon Institute for Engineering Research, University of Zaragoza, 50018 Zaragoza, Spain
2. Biomedical Signal Interpretation and Computational Simulation Group, Aragon Institute for Engineering Research, Aragon Health Research Institute, University of Zaragoza, 50018 Zaragoza, Spain
3. CIBER-BBN, Biomedical Signal Interpretation and Computational Simulation Group, Aragon Institute for Engineering Research, Aragon Health Research Institute, University of Zaragoza, 50018 Zaragoza, Spain