1. Krankenanstalt Rudolfstiftung; Vienna Austria
2. Konventhospital Barmherzige Brüder; Linz Austria
3. Department of Neurology; Medical University Innsbruck; Innsbruck Austria
4. Department of Neurology; Klinikum Wels-Grieskirchen; Wels Austria
5. Ludwig Boltzmann Institute for Experimental und Clinical Traumatology; Vienna Austria