1. Biodonostia Health Research Institute; San Sebastián Spain
2. Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas (CIBERNED); Madrid Spain
3. Neurology Department; University Hospital Donostia; San Sebastián Spain
4. Ikerbasque (Basque Foundation for Science); Bilbao Spain
5. Basque Center on Cognition, Brain and Language (BCBL); San Sebastián Spain. Physiology Department; Medical School University of Navarra; Pamplona Spain