1. Research Institute of Wildlife Ecology, Department of Interdisciplinary Life Sciences, University of Veterinary Medicine Vienna, Savoyenstrasse 1, Vienna 1160, Austria
2. Centre for Veterinary Wildlife Research, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
3. Unit for Veterinary Public Health and Epidemiology, Institute for Food Technology and Veterinary Public Health, Department of Farm Animals and Veterinary Public Health, University of Veterinary Medicine, Veterinärplatz 1, Vienna 1210, Austria
4. Pharmacology, School of Pharmacy and Centre of Excellence for Pharmaceutical Sciences, Faculty of Health Sciences, North-West University, Private Bag X6001, Potchefstroom 2520, South Africa