1. Department of Neurology and Laboratory of Neuroscience - IRCCS Istituto Auxologico Italiano, Milan, Italy,
2. Research Centre on Public Health, Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy,
3. Department of Cardiovascular, Neural and Metabolic Sciences - IRCCS Istituto Auxologico Italiano, Milan, Italy,
4. Department of Neurorehabilitation Sciences, Casa Cura Policlinico, Milan, Italy,
5. Department of Neuroscience and Mental Health, Università degli Studi di Milano, IRCCS Fondazione Ca’ Granda Ospedale Maggiore Policlinico, Milan, Italy,
6. Department of Pathophysiology and Transplantation, ‘Dino Ferrari’ Centre, Università degli Studi di Milano, Milan, Italy, and
7. Euan MacDonald Centre for Motor Neurone Disease Research, Anne Rowling Regenerate Neurology Clinic, Centre for Cognitive Ageing and Cognitive Epidemiology, Human Cognitive Neuroscience-PPLS, University of Edinburgh, Edinburgh, UK