1. Radboud University Medical Center, Radboud Institute for Health Sciences, Department of Surgery, Nijmegen, the Netherlands;
2. Department of Surgery and Perioperative Care, Dell Medical School, The University of Texas at Austin, USA;
3. Radboud University Medical Center, Radboud Institute for Health Sciences, Department of IQ Healthcare, Nijmegen, the Netherlands;
4. Department of Plastic Surgery, University Medical Center Utrecht, Utrecht, The Netherlands