1. Department of General Pathology and Pathological Physiology; Institute of Experimental Medicine; St. Petersburg Russia
2. Center of Multiple Sclerosis IHB RAS; N.P. Bekhtereva Human Brain Institute of the Russian Academy of Sciences; St. Petersburg Russia
3. Department of Neurology; Clinical Neuroscience Center; University Hospital Zurich; University of Zurich; Zurich Switzerland
4. Department of Medical Psychology and Psychophysiology; St. Petersburg State University; St. Petersburg Russia