1 VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA; Department of Radiation Oncology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA; Department of Urology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA. Electronic address: nicholas.nickols@va.gov.
2 VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA.
3 VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA; Department of Radiation Oncology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
4 VA Long Beach Healthcare System, Long Beach, CA, USA.
5 Hunter Holmes McGuire VA Medical Center, Richmond, VA, USA.
6 Department of Radiation Oncology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA; Department of Urology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
7 Department of Urology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
8 Department of Radiation Oncology, Loyola University and Hines VA Medical Center, Chicago, IL, USA.
9 Cancer Research and Biostatistics, Seattle, WA, USA.
10 VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA; Department of Urology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
11 VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA; Department of Urology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA; Division of Hematology/Oncology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.