1. Department of Neuroscience, Imaging and Clinical Science, 66100 Chieti, Italy
2. Department of Engineering and Geology, INGEO, 60013 Chieti, Italy
3. Istituto Nazionale di Geofisica e Vulcanologia, INGV, 90146 Palermo, Italy
4. Department of Psychology, The New School, New York, NY 10011, USA