title: Awareness of EEG-subjective activity relationships detected within a closed feedback system.
mesh_terms: D000328:Adult; D001143:Arousal; D003118:Color Perception; D003216:Conditioning, Operant; D003463:Cues; D004569:Electroencephalography; D004644:Emotions; D005246:Feedback; D006801:Humans; D008297:Male; D008875:Middle Aged