1. Department of Anesthesia and Intensive Care Medicine, CHU Liege, Liege, Belgium
2. Coma Science Group, Cyclotron Research Center, Liege, Belgium
3. Department of Anaesthesia and Surgical Outcomes Research Centre, University College London Hospital and Wellcome, London, UK
4. Department of Imaging Neuroscience, University College London, London, UK
5. Department of Anesthesia, Waikato Clinical School of the University of Auckland, Waikato Hospital, Hamilton, New Zealand
6. University Department of Anesthesia and Intensive Care Medicine, CHR Citadelle, Liege, Belgium