1. Centre for Rural Criminology, School of Humanities, Arts, and Social Sciences, University of New England, Armidale, Australia
2. Drug Policy Modelling Program, Social Policy Research Centre, University of New South Wales, Sydney, Australia
3. Human Enhancement Drugs Network (HEDN), New South Wales, Australia
4. Institute of Sport Sciences, University of Lausanne, Switzerland
5. Department of Psychiatry, Psychotherapy, and Psychosomatics, Psychiatric University Hospital Zurich, University of Zurich, Switzerland
6. Private Clinic Wyss AG, Münchenbuchsee, Switzerland
7. Adult Psychiatry, Psychiatric Services Grisons, Chur, Switzerland
8. Institute of Social and Preventive Medicine, University of Bern, Switzerland