Billieux, Joël; Cognitive Psychopathology and Neuropsychology Unit, FPSE University of Geneva, Boulevard du Pont d'Arve, 40, CH-1205 Geneva, Switzerland, Division of Substance Abuse, Geneva University Hospitals, Geneva, Switzerland
Khazaal, Yasser; Division of Substance Abuse, Geneva University Hospitals, Geneva, Switzerland
Oliveira, Sandrine; Cognitive Psychopathology and Neuropsychology Unit, FPSE University of Geneva, Boulevard du Pont d'Arve, 40, CH-1205 Geneva, Switzerland
De Timary, Philippe; Department of Adult Psychiatry, Institute of Neuroscience, University of Louvain, Brussels, Belgium
Edel, Yves André; ECIMUD, Pitié Salepêtrière, Paris, France
Zebouni, Fadi; ECIMUD, Pitié Salepêtrière, Paris, France
Zullino, Daniele Fabio; Division of Substance Abuse, Geneva University Hospitals, Geneva, Switzerland