1. a Small Animal Clinic , Free University of Berlin , Oertzenweg 19b, 14163 , Berlin , Germany
2. b Leibniz Institute for Zoo and Wildlife Research , Alfred-Kowalke-Str. 17, 10315 , Berlin , Germany
3. c Wildlife Park Eekholt , 24623 , Großenaspe , Germany
4. d Grosshesseloherstr. 23, 81479 , München , Germany
5. e Institute for Poultry Diseases , Free University of Berlin , Königsweg 63, 14163 , Berlin , Germany
6. f Robert Koch Institute , Nordufer 20, 13353 , Berlin , Germany
7. g Institute for Virology, Faculty of Veterinary Medicine , University of Leipzig , An den Tierkliniken 29, 04103 , Leipzig , Germany
8. h Project Group for the Protection of the White-tailed Sea Eagle , Olshausenstraße 40, 24118 , Kiel , Schleswig-Holstein , Germany
9. i Landesamt für Verbraucherschutz und Landwirtschaft , Pappelallee 20, 14469 , Potsdam
10. j Department of Animal Nutrition , University of Veterinary Medicine Hannover , Bischofsholer Damm 15, 30173 , Hannover , Germany