1. Department of Internal Medicine, Aging, and Nephrologic Diseases, Division of Infectious Diseases, “Alma Mater Studiorum” University of Bologna, S. Orsola-Malpighi Hospital, Bologna, Italy.
2. Department of Surgical and Anesthesiological Sciences, Division of Urology, “Alma Mater Studiorum” University of Bologna, S. Orsola-Malpighi Hospital, Bologna, Italy.