1. Canisius Wilhelmina Hospital, Department of Surgical Oncology, Nijmegen, Netherlands
2. Canisius Wilhelmina Hospital, Department of Anaesthesiology, Nijmegen, Netherlands
3. Canisius Wilhelmina Hospital, CWZ Academy, Nijmegen, Netherlands
4. Radboudumc, Department of Surgical Oncology, Nijmegen, Netherlands