References
- Department of Herd Health and Reproduction, Faculty of Veterinary Medicine, Utrecht University, Yalelaan 7, 3584 CL Utrecht, The Netherlands.
- Reprint requests.
- Department of Veterinary Physiology, Veterinary Faculty, University of Ghent, Casinoplein 24, B‐ 9000 Ghent, Belgium.
- Department of Veterinary Pharmacology, Pharmacy and Toxicology, Faculty of Veterinary medicine, University of Utrecht, Biltstraat 172, Utrecht, The Netherlands.