[1] Karolinska Institutet,Department of Molecular Medicine and Surgery
[2] Colorectal Surgery Unit,Medical Unit of Trauma, Emergency Surgery and Orthopaedics
[3] Karolinska University Hospital,Clinical Epidemiology Division, Department of Medicine
[4] Karolinska University Hospital,Department of Surgery and Urology
[5] Karolinska Institutet,Department of Pelvic Cancer, GI Oncology and Colorectal Surgery Unit
[6] Danderyd Hospital,Department of Immunology, Genetics and Pathology
[7] Karolinska University Hospital,undefined
[8] Uppsala University,undefined