G. R. Tabeeva
Department of Nervous System Diseases and Neurosurgery, N.V. Sklifosovsky Institute of Clinical Medicine, I.M. Sechenov First Moscow State Medical University (Sechenov University), Ministry of Health of Russia
Russian Federation

 11, Rossolimo St., Build. 1, Moscow 119021, Russia 

Z. Katsarava
Department of Neurology, University of Duisburg-Essen, University Hospital, Essen; Department of Neurology, Evangelical Hospital, Unna
Germany

Hufelandstr. 55, 45122 Essen, Germany

Holbeinstr. 10, 59423 Unna, Germany 

A. V. Amelin
Department of Neurology, Acad. I.P. Pavlov First Saint Petersburg State Medical University, Ministry of Health of Russia
Russian Federation

 6–8, Lev Tolstoy St., Saint Petersburg 197022, Russia 

A. V. Sergeev
Department of Nervous System Diseases and Neurosurgery, N.V. Sklifosovsky Institute of Clinical Medicine, I.M. Sechenov First Moscow State Medical University (Sechenov University), Ministry of Health of Russia
Russian Federation

 11, Rossolimo St., Build. 1, Moscow 119021, Russia 

K. V. Skorobogatykh
OOO “University Headache Clinic”
Russian Federation

 2, Molodogvardeiskaya St., Build. 1, Moscow 121467, Russia 

I. V. Efimenko
Semantic Hub SARL, Lausanne
Switzerland

 6Avenue d'Ouchy 4, 1006 Lausanne, Switzerland 

V. F. Khoroshevskiy
Federal Research Center “Informatics and Control”, Russian Academy of Sciences
Russian Federation

 44, Vavilova St., Build. 2, Moscow 119333, Russia