PO-0840 Two StereoTactic Ablative Radiotherapy Treatments for Localized Prostate Cancer (2STAR). - Alayed, Y.; Cheung, P.; Chu, W.; Chung, H.; Davidson, M.; Ravi, A.; Helou, J.; Zhang, L.; Mamedov, A.; Commisso, A.; Commisso, K.; Loblaw, A. (Radiotherapy & Oncology, 2019)