1 Movement Disorders Unit Department of Neurology Hospital de la Santa Creu i Sant Pau Biomedical Research Institute-Sant Pau (IIB-Sant Pau) Autonomous University of Barcelona Barcelona Spain.
2 Center for Networker Biomedical Research in Neurodegenerative Diseases (CIBERNED) Madrid Spain.
3 Neuroradiology Unit Hospital de la Santa Creu i Sant Pau Biomedical Research Institute-Sant Pau (IIB-Sant Pau) Barcelona Spain.
4 CJD Unit Alzheimer's Disease and Other Cognitive Disorders Unit Hospital Clínic Barcelona Spain.