[1]Department of Urology;
Santa Chiara Regional Hospital;
38123 Trento;
Italy;
[2]Department of Urology;
University of Naples;
80100 Naples;
Italy;
[3]Department of Urology;
University of Florence;
50100 Florence;
Italy;
[2]Department of Urology;
University of Naples;
80100 Naples;
Italy;
[4]Department of Urology;
Oslo University Hospital;
0001 Oslo;
Norway;
Prostate cancer; Prostate biopsy; Transrectal biopsy; Rectal swab; Antibiotic prophylaxis;