1. Department of Biomedical Engineering, Tampere University of Technology, 33101 Tampere, Finland
2. Department of Electrical and Electronics Engineering, Middle East Technical University, 06531 Ankara, Turkey
3. SCD, Department of Electrical Engineering (ESAT), Katholieke Universiteit Leuven, Kasteelpark Arenberg 10, B-3001 Leuven, Belgium
4. MOBILAB, Biosciences and Technology Department, Katholieke Hogeschool Kempen, Kleinhoefstraat 4, B-2440 Geel, Belgium
5. Department of Biomedical Physics, University of Warsaw ul. Hoża 69, 00-681 Warszawa, Poland
6. Faculty of Electrical Engineering and Computing, University of Zagreb, 10000 Zagreb, Croatia
7. Department of Physics, Faculty of Science, University of Zagreb, 10000 Zagreb, Croatia
8. National Institute for Laser, Plasma and Radiation Physics, Laser Department, 077125 Bucharest, Romania
9. Department of Medical Physics, School of Medicine, University of Patras, 26504 Patras, Greece
10. Electrical Neuroimaging Group, Department of Clinical Neurosciences, Geneva University Hospital, 1211 Geneva, Switzerland
11. Neurodynamics Laboratory, Department of Psychiatry and Clinical Psychobiology, University of Barcelona, 08035 Barcelona, Catalonia, Spain