[1] Minist Hlth, Therapeut & Rehabil Ctr, Moscow, Russia
[2] Russian Acad Med Sci, Sci & Res Inst Neurol, Moscow 109801, Russia
[3] IM Sechenov First Moscow Med Univ, Chair Neurous Dis, Moscow, Russia
[4] Moscow Representat Off Ipsen Pharma, Moscow, Russia