1. Department of Neurology, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Korea.
2. Department of Clinical Neurophysiology, King’s College Hospital NHS Trust, London, UK.
3. Department of Clinical Neurophysiology Hospital, Universitario Vall D’Hebron, Barcelona, Spain.
4. Department of Neurology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seoul, Korea.
5. Department of Intraoperative Neuromonitoring, Mount Sinai West Hospital, New York, NY, USA.
6. Department of Neurosurgery, University Hospital Dubrava, Zagreb, Croatia and Albert Einstein College of Medicine, New York, NY, USA.