1. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
2. Regional Oncologic Centre, Uppsala University Hospital, Uppsala, Sweden
3. King's College London, Medical School, London, United Kingdom
4. Department LIME, Medical Management Centre, Karolinska Institutet, Stockholm, Sweden
5. Research & Development Unit, Stockholms Sjukhem Foundation, Stockholm, Sweden
6. Department of Surgical and Perioperative Sciences, Urology and Andrology, Umeå University, Umeå, Sweden