1. Department of Neurology and Neuroscience, Weill Cornell Medical College, New York, United States
2. Brain Mind Research Institute, Weill Cornell Medical College, New York, United States
3. Coma Science Group, Cyclotron Research Centre, University of Liège and University Hospital of Liège, Liège, Belgium
4. Neurology Department, University of Liège and University Hospital of Liège, Liège, Belgium
5. Department of Neurology, Memorial Sloan Kettering Cancer Center, New York, United States
6. Division of Medical Ethics, Weill Cornell Medical College, New York, United States
7. Brain Injury Program, Braintree Rehabilitation Hospital, Boston University School of Medicine, Braintree, United States