1. Coma Science Group (ES, LRS, OG, AT, SL), GIGA-Consciousness, University of Liège; Centre du Cerveau2 (ES, LRDS, OG, AT, SL), University Hospital of Liège, Belgium; Kliniken Schmieder (ON, JL), Allensbach, Germany; and IRCCS SYNLAB SDN (CC), Naples, Italy.