1 Division of Urology, Department of Surgical Oncology, University Health Network, University of Toronto, Toronto, Canada.
2 Department of Radiation Oncology, University of Toronto, Toronto, Canada.
3 Radiation Medicine Program, Princess Margaret Cancer Centre, University Health Network, Toronto, Canada.
4 Toronto Joint Department of Medical Imaging, University Health Network-Mount Sinai Hospital-Women's College Hospital, University of Toronto, Toronto, Canada.
5 Techna Institute, University Health Network, Toronto, Canada.