1. Bundeswehr Institute of Microbiology, Neuherbergstrasse 11, D-80937 Munich, Germany
2. Institute of Microbiology and Genetics, University of Vienna, Dr Bohr-Gasse 9, A-1030 Vienna, Austria
3. Friedrich Loeffler Institute, Institute of Bacterial Infections and Zoonoses, Federal Research Institute for Animal Health, Naumburger Strasse 96a, D-07743 Jena, Germany
4. RWTH University of Aachen, Department of Internal Medicine III, Pauwelsstraße 30, D-52074 Aachen, Germany
5. Central Veterinary Research Laboratory, PO Box 597, Dubai, United Arab Emirates