1. Robert Koch Institute, Berlin, Germany
2. These authors contributed equally
3. European Programme for Intervention Epidemiology, Stockholm, Sweden
4. Postgraduate Training for Applied Epidemiology, Berlin, Germany
5. European Centre for Disease Prevention and Control, Stockholm, Sweden
6. State Health Authority Brandenburg, Zossen, Germany
7. State Health Authority Saxony, Chemnitz, Germany
8. Federal Office of Consumer Protection and Food Safety, Berlin, Germany
9. The team members are listed at the end of the manuscript