1. I.M. Sechenov First Moscow State Medical University (Sechenov University), Ministry of Health of Russia
2. Research and Practical Psychoneurology Center, Moscow Healthcare Department
3. OOO «University Headache Clinic»;
Research Institute of General Pathology and Pathophysiology
4. I.P. Pavlov First Saint Petersburg State Medical University, Ministry of Health of Russia
5. Academy of Postgraduate Education, Federal Scientific and Clinical Center for Specialized Types of Medical Aid and Medical Technologies, FMBA of Russia;
Belgorod State National Research University;
Acad. A. Vein Clinic of Headache and Autonomic Disorders;
OOO “GUTA CLINIC”
6. Clinic “Medical Board”
7. Ural State Medical University, Ministry of Health of Russia;
International Headache Treatment Center “Europe-Asia”
8. OOO «University Headache Clinic»
9. National Medical Research Center for Rehabilitation and Balneology, Ministry of Health of Russia