1. Department of Surgery; Maastricht University Medical Center & NUTRIM School for Nutrition, Toxicology and Metabolism; Maastricht University; Maastricht The Netherlands
2. van't Hoff Program on Medical Photonics; Netherlands Organization for Applied Scientific Research TNO; Eindhoven The Netherlands
3. Neurosurgical Center Nijmegen; Radboud University Nijmegen Medical Center & Canisius Wilhelmina-Hospital; Nijmegen The Netherlands