N. Ivanova
Department of Neurology and Neuroscience, Faculty of Medicine, Medical University “Prof. Paraskev Stoyanov”; Department of Optometry and Occupational Diseases, Faculty of Public Health, Medical University “Prof. Paraskev Stoyanov”
Bulgaria

Varna.

V. Dimitrova-Kirilovа
Department of Optometry and Occupational Diseases, Faculty of Public Health, Medical University “Prof. Paraskev Stoyanov”; Department of Diagnostic Imaging, Interventional Radiology and Radiotherapy, Faculty of Medicine, Medical University “Prof. Paraskev Stoyanov”
Bulgaria

Varna

M. Vasilev
Department of Optometry and Occupational Diseases, Faculty of Public Health, Medical University “Prof. Paraskev Stoyanov”; Department of Diagnostic Imaging, Interventional Radiology and Radiotherapy, Faculty of Medicine, Medical University “Prof. Paraskev Stoyanov”
Bulgaria

Varna.

T. Drenski
Department of Neurology and Neuroscience, Faculty of Medicine, Medical University “Prof. Paraskev Stoyanov”; Department of Optometry and Occupational Diseases, Faculty of Public Health, Medical University “Prof. Paraskev Stoyanov”
Bulgaria

Varna.

G. Todorov
Second Clinic of Neurology with ICU and Stroke unit, University Hospital “St. Marina”; Interventional radiology center, Imaging diagnostics clinic, University Hospital “St. Marina”
Bulgaria

Varna.

M. Tsalta-Mladenov
Department of Neurology and Neuroscience, Faculty of Medicine, Medical University “Prof. Paraskev Stoyanov”; Department of Optometry and Occupational Diseases, Faculty of Public Health, Medical University “Prof. Paraskev Stoyanov”
Bulgaria

Varna.

S. Andonova
Department of Neurology and Neuroscience, Faculty of Medicine, Medical University “Prof. Paraskev Stoyanov”; Department of Optometry and Occupational Diseases, Faculty of Public Health, Medical University “Prof. Paraskev Stoyanov”
Bulgaria

Varna.