1. Neurological Tissue Bank of the Biobanc-Hospital Clinic-Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS); Barcelona Spain
2. Parkinson's Disease and Movement Disorders Unit; Institut Clínic de Neurociències, Hospital Clinic de Barcelona; Barcelona Spain
3. Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas; Barcelona Spain
4. Fundacio ACE, Barcelona Alzheimer's Treatment and Research Center; Barcelona Spain
5. Department of Neurology; University Hospital of Bellvitge; Barcelona Spain
6. Department of Pathology; Hospital Clínic de Barcelona; Barcelona Spain