title: Subjective patterns elicited by light flicker.
mesh_terms: D000328:Adult; D005584:Fovea Centralis / Q000502:physiology; D006801:Humans; D007088:Illusions; D008297:Male; D009903:Optical Illusions; D010775:Photic Stimulation; D013997:Time Factors; D014794:Visual Fields; D014796:Visual Perception