1. Biomedical Engineering Institute, Kaunas University of Technology, Kaunas, Lithuania
2. Department of Rehabilitation, Lithuanian University of Health Sciences, Lithuania
3. Department of Computer Science, University of Manchester, U.K.
4. Biomedical Signal Interpretation & Computational Simulation (BSICoS) Group, Aragón Institute of Engineering Research (I3A), IIS Aragón, University of Zaragoza, Spain