doi: 10.1158/0008-5472.CAN-20-2222. Affiliations Affiliations 1 Vancouver Prostate Centre, Vancouver, British Columbia, Canada. 2 Department of Urologic Sciences, University of British Columbia, Vancouver, British Columbia, Canada. 3 Department of Radiation Oncology, University of California San Francisco, San Francisco, California. 4 Division of Gynecologic Oncology, Department of Obstetrics and Gynecology, University of British Columbia, Vancouver, British Columbia, Canada.