1. Department of Neurology; Christian Doppler Klinik; University Hospital Paracelsus Medical University; Salzburg Austria
2. Institute of Public Health, Medical Decision Making and Health Technology Assessment; University for Health Sciences, Medical Informatics and Technology, UMIT; Hall in Tyrol Austria
3. Department of Neurology; Inje University School of Medicine; Haeundae Paik Hospital; Busan South Korea