1 Organ Donation Coordination, Department of Anaesthesia and Intensive Care, Edouard Herriot Hospital, Hospices Civils de Lyon, France. Electronic address: agregoire@ch-annonay.fr.
2 CHU de Nîmes, Département Anesthésie et Réanimation, University of Montpellier-Nîmes, Nîmes, France.
3 Neuro-Intensive Care Unit, Fondation Ophtalmologique de Rothschild, Paris, France.