1 Istanbul University-Cerrahpasa, Cerrahpasa Faculty of Medicine, Department of Neurology, Division of Neurophysiology, Istanbul, Turkey. Electronic address: aysegul.gunduz@iuc.edu.tr.
2 IDIBAPS. Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Villarroel, 170 08024, Barcelona, Spain. Electronic address: jvsvallvid@gmail.com.
3 Department of Neurology and Center of Clinical Neuroscience, Charles University, Prague 1st Faculty of Medicine and General University Hospital, Prague, Kateřinská 30, 12800 Prague 2, Czech Republic. Electronic address: tereza.serranova@vfn.cz.
4 Department of Medico-Surgical Sciences and Biotechnologies, Sapienza University of Rome Polo Pontino ICOT, via Franco Faggiana, 1668 04100, Latina, Italy. Electronic address: gianluca.coppola@uniroma1.it.
5 Department of Neurology, Hochzirl Hospital, A-6170 Zirl, Austria. Electronic address: markus.kofler@i-med.ac.at.
6 Department of Clinical Neurophysiology, Division of Medical Imaging, Turku University Hospital and University of Turku, Postal Box 52, FIN 20521 Turku, Finland. Electronic address: satu.jaaskelainen@tyks.fi.