1. Division of Trauma, Emergency Surgery, and Surgical Critical Care, Department of SurgeryMassachusetts General Hospital, Harvard Medical School Boston Massachusetts USA
2. Department of Anaesthesia, Centre of Head and Orthopaedics 4231, Rigshospitalet & Institute of Clinical MedicineUniversity of Copenhagen Copenhagen Denmark
3. Department of Surgical Gastroenterology & Institute for Inflammation ResearchRigshospitalet, University of Copenhagen Copenhagen Denmark