1. University of Wisconsin‐Madison School of Veterinary Medicine Madison Wisconsin
2. Division of Radiation Oncology, Vetsuisse FacultyUniversity of Zurich Switzerland
3. Department of PhysicsUniversity of Zurich Switzerland
4. University of Guelph Ontario Veterinary College Guelph Ontario Canada
5. The Ohio State University College of Veterinary Medicine Columbus Ohio
6. University of Wisconsin‐Madison Department of Biostatistics and Medical Informatics Madison Wisconsin