1. Small Animal Medicine Clinic Centre for Clinical Veterinary Medicine Ludwig Maximilian University Veterinärstrasse 13, 80539 Munich Germany
2. Robert Koch Institute Consultant Laboratory for Pox Virus Centre for Biologic Threats and Special Pathogens 1 Berlin Germany
3. Department of Infectious Diseases and Tropical Medicine University Hospital Ludwig Maximilian University Veterinärstrasse 13, 80539 Munich Germany
4. Department of Infectious Diseases and Tropical Medicine Schwabing Hospital Munich Germany
5. Department of Dermatology University of Münster Münster Germany
6. Department of Clinical Radiology Ludwig Maximilian University Veterinärstrasse 13, 80539 Munich Germany
7. Department of Dermatology and Allergology Ludwig Maximilian University Veterinärstrasse 13, 80539 Munich Germany