1. Department of Small Animal Clinical Sciences, Faculty of Veterinary Medicine, University of Agricultural Sciences, PO Box 7037, S‐750 07 Uppsala, Sweden
2. *Department of Clinical Radiology, Faculty of Veterinary Medicine, University of Agricultural Sciences, PO Box 7029, S‐750 07 Uppsala, Sweden
3. †Department of Diagnostic Radiology, The University Hospital of Uppsala, S‐751 85 Uppsala, Sweden