GAMMA MOVEMENT: A COMPARISON OF NORMALS AND RETARDATES.
D000293:Adolescent; D005720:Gamma Rays; D006801:Humans; D007088:Illusions; D008607:Intellectual Disability; D009039:Motion Perception; D009068:Movement; D012858:Size Perception
ADOLESCENCE; ILLUSIONS; MENTAL RETARDATION; MOTION PERCEPTION; SIZE PERCEPTION