1. University Institute of Molecular Pathology Biomarkers Universidad de Extremadura, ARADyAL Cáceres Spain
2. Fundació per la Recerca Biomèdica i Social Mútua de Terrassa Terrassa Spain
3. Movement Disorders Unit, Department of Neurology University Hospital Mutua de Terrassa Terrassa Spain
4. Section of Neurology Hospital Universitario del Sureste Madrid Spain
5. Intensive Care Medicine Department University Hospital Badajoz Spain
6. Department of Medicine‐Neurology, Hospital ‘Príncipe de Asturias’ Universidad de Alcalá Alcalá de Henares Spain