1. Neuroimaging Laboratory, Santa Lucia Foundation, IRCCS, Rome, Italy
2. Department of Psychology, Sapienza University of Rome, Rome, Italy
3. Department of Clinical and Behavioural Neurology, Santa Lucia Foundation, IRCCS, Rome, Italy
4. Department of System Medicine, University of Rome ‘Tor Vergata’, Rome, Italy
5. Clinical Imaging Sciences Centre, Department of Neuroscience, University of Sussex, Brighton & Sussex Medical School, Falmer, UK