[1] Karolinska University Hospital,Department of Molecular Medicine and Surgery Karolinska Institutet, Department of Radiology
[2] Karolinska Institutet,Department of Clinical Sciences
[3] Danderyd Hospital,Department of Clinical Sciences, Karolinska Institutet, Division of Surgery
[4] Karolinska University Hospital,Department of Pathology and Clinical Cytology
[5] Karolinska University Hospital,Department of Molecular Medicine and Surgery Karolinska Institutet, Center for Digestive Diseases