1. Centre for Medical Statistics, Informatics, and Intelligent Systems, Medical University of Vienna, Vienna, Austria
2. Department of General Surgery, Division of Vascular Surgery, Medical University of Vienna, Vienna, Austria
3. Department of Biomedical Imaging and Image Guided Therapy, Division of Cardiovascular and Interventional Radiology, Medical University of Vienna, Vienna, Austria
4. Department of Surgical Sciences, Uppsala University, Uppsala, Sweden
5. Department of Surgical and Perioperative Sciences, Umeå University, Umeå, Sweden