1. Department of Companion Animal Clinical Studies, Faculty of Veterinary Medicine, University of Pretoria, Pretoria, South Africa
2. Deltamune Ltd, Centurion, South Africa
3. Human Metabolomics, Faculty of Natural and Agricultural Sciences, North-West University, Potchefstroom, South Africa
4. Department of Production Animal Studies, Faculty of Veterinary Medicine, University of Pretoria, Pretoria, South Africa