1. Institute of Virology, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany
2. Institute of Virology, Faculty of Veterinary Medicine, University of Leipzig, Leipzig, Germany
3. City administration Düsseldorf – environmental authority, Düsseldorf, Germany
4. Department of Research and Documentation, Eifel National Park, Schleiden-Gemünd, Germany
5. ISYEB UMR 7205 Institut de Systématique, Evolution, Biodiversité, CNRS, MNHN, UPMC, EPHE, Sorbonne Universités, Muséum National d'Histoire Naturelle, Paris, France
6. Clinic for Birds, Reptiles, Amphibians and Fish, Justus Liebig University Giessen, Giessen, Germany
7. Institute of Virology, Charité-Universitätsmedizin Berlin, Corporate member of Free University, Humboldt-University and Berlin Institute of Health, Berlin, Germany
8. German Centre for Infection Research (DZIF), Berlin, Germany
9. Institute of Diagnostic Virology, Friedrich-Loeffler-Institut, Greifswald – Insel Riems, Germany