1. Division of Cancer Studies; Cancer Epidemiology Group; School of Medicine; King's College London; London UK
2. Department of Molecular Medicine and Surgery; Karolinska Institute; Stockholm Sweden
3. Department of Surgery; Section of Urology; Capio S:t Görans Hospital; Stockholm Sweden
4. Surgical Department; Danderyd Hospital; Stockholm Sweden
5. CLINTEC Department; Karolinska Institute; Stockholm Sweden
6. Clinical Epidemiology Unit; Department of Medicine (Solna); Karolinska Institute; Stockholm Sweden