Correction in author list

In the article, “Nightly sildenafil use after radical prostatectomy has adverse effects on urinary convalescence: Results from a randomized trial of nightly vs. on-demand dosing regimens,” the author list and affiliations should have read as follows:

Matthew Eric Hyndman, MD;^* Trinity J. Bivalacqua, MD;^† Zhaoyong Feng, MS;^† Lynda Z. Mettee, MD;^† Li-Ming Su, MD;^§ Bruce J. Trock, MD;^† Christian P. Pavlovich, MD^†

^*Department of Surgery, Division of Urology, Southern Alberta Institute of Urology, University of Calgary, Calgary, AB; ^†James Buchanan Brady Urological Institute, Johns Hopkins University, Baltimore, MD; ^§University of Florida College of Medicine, Gainesville, FL