1. European Programme for Intervention Epidemiology Training (EPIET), European Centre for Disease Prevention and Control (ECDC), Solna, Sweden
2. Public Health Agency of Sweden, Solna, Sweden
3. County Council Department of Communicable Disease Control and Prevention, Region Västra Götaland, Gothenburg, Sweden
4. County Council Department of Communicable Disease Control and Prevention, Region Jönköping, Jönköping, Sweden
5. Swedish Food Agency, Uppsala, Sweden