Residual cerebral activity and behavioural fragments can remain in the persistently vegetative brain.
Schiff ND, Ribary U, Moreno DR, Beattie B, Kronberg E, Blasberg R, Giacino J, McCagg C, Fins JJ, Llin?s R, Plum F. Residual cerebral activity and behavioural fragments can remain in the persistently vegetative brain. Brain. 2002 Jun; 125(Pt 6):1210-34.