Affiliation: | 1.Hessian State Laboratory, Department of Veterinary Medicine, Hessisches Landeslabor, Schubertstr. 60, 35392, Giessen, Germany ;2.Institute of Hygiene and Infectious Diseases of Animals, Justus Liebig University Giessen, Frankfurter Str. 87-89, 35392, Giessen, Germany ;3.Chemical and Veterinary Analysis Agency Stuttgart, Schaflandstr. 3/2, 70736, Fellbach, Germany ;4.Veterinary Practice for Pets, Wehrenpfad 3, 34560, Fritzlar, Germany ;5.Department for Clinical Veterinary Medicine, Clinic for Small Animal Surgery and Reproduction, Ludwig-Maximilians-University, Veterin?rstr. 13, 80539, Munich, Germany ;6.Department of Veterinary Sciences, Institute of Infectious Diseases and Zoonoses, Faculty of Veterinary Medicine, Ludwig-Maximilian-University, Veterin?rstr. 13, 80539, Munich, Germany ;7.National Consiliary Laboratory on Diphtheria, Bayerisches Landesamt für Gesundheit und Lebensmittelsicherheit, Veterin?rstr. 2, 85764, Oberschlei?heim, Germany ; |