1 Department of Neurology and Neurosurgery, National Institute of Health, Yerevan, Armenia.
2 Somnus Neurology Clinic, Center for Sleep and Movement Disorders, Yerevan, Armenia.
3 Almazov National Medical Research Centre, St Petersburg, Russia.
4 University of Medicine and Pharmacy Carol Davila, Bucharest, Romania.
5 Institute of Pneumophtysiology M. Nasta, Bucharest, Romania.
6 Paediatric Department, General Hospital Celje, Celje, Slovenia.
7 Department for Neurology, Medical Park, Bad Feilnbach, Germany.
8 Department of Neuromedicine and Movement Science, Faculty of Medicine and Health Sciences, Norwegian University of Science and Technology (NTNU), Trondheim, Norway.
9 Department of Neurology and Clinical Neurophysiology, St Olav's Hospital, Trondheim University Hospital, Trondheim, Norway.
10 Department of Anatomy and Neurosciences, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam Neuroscience, Amsterdam, The Netherlands.