1. Department of Oncology; Southern Hospital Trust; Kristiansand Norway
2. Department of Surgical and Perioperative Sciences; Umeå University; Umeå Sweden
3. Division of Surgery, Department for Clinical Science; Intervention and Technology (CLINTEC), Karolinska Institute at Karolinska University Hospital; Huddinge Sweden
4. Department of Surgery; University of Helsinki and Helsinki University Hospital; Helsinki Finland
5. Research Programs Unit, Translational Cancer Biology; University of Helsinki; Finland