Affiliation: | 1. Section for Epidemiology, Department of Public Health, Aarhus University, Denmark;2. Department of Epidemiology, University of California, Los Angeles, CA, USA;3. THL National Institute for Health and Welfare, Helsinki, Finland;4. Nordic School of Public Health NHV, Gothenburg, Sweden;5. Centre for Pharmacoepidemiology, Karolinska Institutet, Stockholm, Sweden |