| Authors: |
Beumer M; Field Station for Epidemiology, Bakum, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany., Hölzen P; Field Station for Epidemiology, Bakum, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany., Vogels J; Field Station for Epidemiology, Bakum, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany., Hennig-Pauka I; Field Station for Epidemiology, Bakum, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany., Grosse Beilage E; Field Station for Epidemiology, Bakum, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany., Kammeyer P; Lower Saxony State Office for Consumer Protection and Food Safety, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany., Kleinschmidt S; Lower Saxony State Office for Consumer Protection and Food Safety, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany., Hewicker-Trautwein M; Department of Pathology, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany. Electronic address: Marion.Hewicker-Trautwein@tiho-hannover.de. |