Autonomy of visual afterimages as tested by changing projection surface.
D000328:Adult; D000360:Afterimage; D003071:Cognition; D003118:Color Perception; D003674:Defense Mechanisms; D005260:Female; D005556:Form Perception; D006801:Humans; D008297:Male; D001523:Mental Disorders; D009949:Orientation; D010469:Perceptual Distortion