1. Department for Health Evidence, Radboud Institute for Health Sciences, Radboudumc, Nijmegen, The Netherlands.
2. Medvalue, Radboudumc, Nijmegen, The Netherlands.
3. Department for Health Evidence, Donders Institute for Brain, Cognition and Behaviour, Radboudumc, Nijmegen, The Netherlands.
4. Department of Operating Rooms, Radboud Institute for Health Sciences, Radboudumc, Nijmegen, The Netherlands