1. Addiction Research Group (GRAd), Neuroscience Research Program, Hospital del Mar Medical Research Institute (IMIM), 08003 Barcelona, Spain
2. School of Medicine, Universitat de Vic-Central de Catalunya, 08500 Vic, Spain
3. Psychiatry Department, School of Medicine, Universitat Autònoma de Barcelona (UAB), 08093 Cerdanyola del Vallès, Spain
4. Department of Clinical Psychology and Psychobiology, School of Psychology, University of Barcelona, Passeig de la Vall d’Hebrón 171, 08035 Barcelona, Spain
5. Institute of Neurosciences, University of Barcelona, 08035 Barcelona, Spain