1. Department of Reproduction, Obstetrics and Herd Health, Faculty of Veterinary Medicine; Ghent University; Salisburylaan, Merelbeke Belgium
2. Department of Pharmacology, Toxicology and Biochemistry, Faculty of Veterinary Medicine; Ghent University; Salisburylaan, Merelbeke Belgium
3. Department of Bioanalysis, Faculty of Pharmaceutical Sciences; Ghent University; Ottergemsesteenweg Ghent Belgium