1. Department of Surgical and Perioperative Sciences, Urology and Andrology, Umeå University, Umeå, Sweden
2. Department of Clinical Sciences, Faculty of Medicine, Lund University, Lund, Sweden
3. Department of Interventional Radiology and Surgery, Helsingborg Hospital, Helsingborg, Sweden
4. Department of Urology, Helsingborg Hospital, Helsingborg, Sweden
5. Department of Research and Development, Sundsvalls Hospital, Sundsvall, Sweden
6. Department of Radiology, Östersunds Hospital, Östersund, Sweden
7. Department of Surgery, Sundsvalls Hospital, Sundsvall, Sweden