1 Department of Urology, Glickman Urological and Kidney Institute, Cleveland Clinic, Cleveland, OH.
2 Department of Urology, Glickman Urological and Kidney Institute, Cleveland Clinic, Cleveland, OH; Lerner College of Medicine, Education Institute, Cleveland Clinic, Cleveland, OH. Electronic address: gillb@ccf.org.
3 Department of Internal Medicine, University Hospitals of Cleveland, Cleveland, OH.
4 Department of Urology, Glickman Urological and Kidney Institute, Cleveland Clinic, Cleveland, OH; Lerner College of Medicine, Education Institute, Cleveland Clinic, Cleveland, OH.