[1] Eastern Clin Univ Hosp Gailezers, Neurol, Riga, Latvia
[2] Riga Stradins Univ, Inst Anat & Anthropol, Riga, Latvia
[3] Latvijas Juras Med Ctr, Multiple Sclerosis Ctr, Riga, Latvia
[4] Riga Stradins Univ, Fac Continuing Educ, Residency Neurol, Riga, Latvia
[5] Pauls Stradins Clin Univ Hosp, Dept Neurol, Riga, Latvia
[6] Riga Stradins Univ, Doctoral Studies, Riga, Latvia
[7] Riga Stradins Univ, Dept Neurol & Neurosurg, Riga, Latvia
[8] Riga Stradins Univ, Dept Radiol, Riga, Latvia