1. Donauspital/SMZ-Ost; Department of Neurology; Langobardenstrasse, 122 Vienna Austria 1220
2. Faculdade de Medicina de Lisboa; Laboratório de Farmacologia Clínica e Terapêutica; Hospital de Santa Maria Av. Prof. Egas Moniz Lisboa Portugal 1649-028
3. University College London; Reta Lila Weston Institute of Neurological Studies; Windeyer Building 46 Cleveland Street London UK W1T 4JF