1. Department of Psychology, University of Picardie Jules Verne, Amiens, France.
2. Department of Psychiatry and Behavioral Sciences, Stanford University School of Medicine, Stanford, California, USA.
3. Addiction Division, Department of Psychiatry, University Hospitals of Geneva, Geneva, Switzerland.
4. Sexual Medicine Consultation, Department of Obstetrics and Gynecology, University Hospitals of Lausanne, Lausanne, Switzerland.
5. Center for Preventive & Integrative Medicine, Clinique des Grangettes and Center for Internal Medicine and Its Specialties, Clinique La Colline, Hirslanden Group, Geneva, Switzerland.
6. Addiction Medicine, Department of Psychiatry, Lausanne University Hospital, Lausanne, Switzerland.
7. Research Centre, University Institute of Mental Health at Montreal and Department of Psychiatry and Addiction Montreal University, Montreal, Canada.