1. National Institute of Public Health, University of Southern Denmark, Copenhagen K, Denmark
2. National Institute of Public Health, University of Southern Denmark, Copenhagen K, Denmark; Centre for Alcohol & Drug Research, Aarhus University, Denmark; Unit for Health Promotion Research, Department of Public Health, University of Southern Denmark, Denmark;Institute of Biometry and Clinical Epidemiology, Charité – Universitätsmedizin Berlin, Berlin, Germany; and Alcohol Research Group, Public Health Institute, Emeryville, CA, USA