1. Division of Radiation Oncology, Vetsuisse Faculty; University of Zurich; Zurich Switzerland
2. QMHA Diagnostic Imaging, The Royal Veterinary College; Hertfordshire United Kingdom
3. Radiation Oncology; Hirslanden Clinic; Zurich Switzerland
4. Section of Small Animal Surgery/Neurology, Vetsuisse Faculty; University of Zurich; Zurich Switzerland
5. Department of Biostatistics, Epidemiology Biostatistics and Prevention Institute, Faculty of Medicine; University of Zurich; Zurich Switzerland