Three-Year Analysis of Urinary Toxicity in 2 Prospective Trials of Image Guided Proton Therapy for Early- and Intermediate-Risk Prostate Cancer: Outcomes in Men With Moderate to Severe Pretreatment Urinary Obstructive Symptoms

Dosimetric Comparison of Photon Stereotactic Ablative Radiation Therapy (SABR) and Proton SABR in the treatment of Prostate Cancer Patients L.L. Greer, H. Ning, Y. Zhuge, D. Erickson, A. Kaushal, M. Kamrava, K. Kramer, R. Kiteley, A. Belard, and J.J. O’Connell; Walter Reed National Military Medical Center, Bethesda, MD, National Institutes of Health, Bethesda, MD, UCLA Department of Radiation Oncology, Los Angeles, CA, Henry M. Jackson Foundation for the Advancement of Military Medicine, Bethesda, MD