Persistent Vegetative StateComaConsciousness DisordersConsciousnessGlasgow Coma ScaleWedge ArgumentEuthanasia, PassiveWithholding TreatmentGlasgow Outcome ScaleNursing, SupervisoryAwarenessPrimary DysautonomiasDiffuse Axonal InjuryBrain InjuriesHypoxia, BrainBrain Damage, ChronicLife Support CareDiabetic ComaAdvance DirectivesUnconsciousnessInsulin ComaConvalescenceElectroencephalographyBrain DiseasesCraniocerebral TraumaSleep Disorders, Circadian RhythmRecovery of FunctionMagnetic Resonance ImagingHeart ArrestBrainTerminology as Topic