Visual fixation in the vegetative state: an observational case series PET study.

Bruno, Marie-Aurélie; Vanhaudenhuyse, Audrey; Schnakers, Caroline; Boly, Mélanie; Gosseries, Olivia; Demertzi, Athina; Majerus, Steve; Moonen, Gustave; Hustinx, Roland; Laureys, Steven;
2010