Affiliation: | 1. Department of Urology, David Geffen School of Medicine, University of California at Los Angeles, Los Angeles, California;2. Veterans Affairs Atlanta Healthcare System, Decatur, Georgia;3. Department of Urology, Emory University School of Medicine, Atlanta, Georgia;4. Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, California;5. Center for Clinical Management Research, Health Services Research and Development Service, Veterans Affairs Ann Arbor Healthcare System, Ann Arbor, Michigan;6. Dow Division of Health Services Research, Department of Urology, University of Michigan, Ann Arbor, Michigan;7. Department of Health Policy and Management, University of California at Los Angeles Fielding School of Public Health, Los Angeles, California |