1. Department of Surgery and Clinical Research Center, University Hospital, Linköping, Sweden
2. Department of Pharmaceutics, University of Uppsala, Sweden
3. Departments of Pathology, University Hospital, Linköping and Ryhov Hospital, Jönköping, Sweden
4. Department of Surgery, Huddinge University Hospital, Karolinska Institute, Stockholm, Sweden
5. Department of Animal Physiology, University of Lund, Sweden