Affiliation: | 1. School of Medicine, Department of Public Health, Pontificia Universidad Católica de Chile, Santiago, Chile;2. School of Medicine, Department of Family Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile;3. School of Medicine, Nursing School, Pontificia Universidad Católica de Chile, Santiago, Chile;4. Research Department, National Service for Prevention and Rehabilitation of Drug and Alcohol Consumption, Santiago, Chile;5. Department of Emergency Medicine, UC Davis School of Medicine, Violence Prevention Research Program, Sacramento, CA, USA;6. Columbia University School of Public Health, New York, NY, USA;7. School of Medicine, Center for Study of Addiction, Pontificia Universidad Catolica de Chile, Santiago, Chile |