1. Center for Surgical Science, Department of Surgery, Zealand University Hospital, Koege, Denmark
2. Department of Surgery, Slagelse Hospital, Slagelse, Denmark
3. Odysseus Data Services Inc., Cambridge, Massachusetts, USA
4. Department of Medical Informatics, Janssen Research & Development LLC, Raritan, New Jersey, USA
5. Columbia University, New York, New York, USA
6. Department of Medical Informatics, Erasmus University Medical Centre, Rotterdam, The Netherlands
7. Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark