1. Department of Surgical and Perioperative Sciences, Surgery, Umeå University Hospital, Umeå, Sweden
2. Department of Radiation Science, Oncology, Umeå University, Umeå, Sweden
3. Division of Family Medicine, Karolinska Institutet, Huddinge, Sweden
4. Stress Research Institute, Stockholm University, Stockholm, Sweden
5. Uppsala University, Uppsala, Sweden
6. Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden
7. Faculty of Medicine, University of Newcastle, Newcastle, Australia
8. Institute of Pathology, Klinikum Bayreuth, Bayreuth, Germany