1. University of South Florida; Morsani College of Medicine; Tampa Florida USA
2. University of South Florida; Center for Evidence Based Medicine and Health Outcomes Research; Tampa Florida USA
3. University of South Florida; Department of Internal Medicine, Division of Evidence Based Medicine and Outcomes Research; 3515 East Fletcher Avenue, MDT 1202 Tampa FL USA 33612
4. Indiana University Northwest; Department of Mathematics and Actuarial Science; 3400 Broadway Gary Indiana USA 46408
5. Minneapolis VA Health Care System; Urology Section; One Veterans Drive Mail Code 112D Minneapolis Minnesota USA 55417
6. University of Minnesota; Department of Urology; 420 Delaware Street SE MMC 394 Minneapolis Minnesota USA 55455