1. Department of Surgical and Perioperative Sciences, Urology, Andrology, Umeå University, Umeå, Sweden
2. Regional Cancer Centre, Uppsala University Hospital, Uppsala, Sweden
3. Section of Urology, Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden
4. Department of Urology, New York University and Manhattan Veterans Affairs Hospital, New York, New York
5. Department of Surgical Sciences, Uppsala University, Uppsala, Sweden