title: Neural inhibitory units of the eye and skin. Quantitative description of contrast phenomena.
mesh_terms: D006801:Humans; D009420:Nervous System; D009424:Nervous System Physiological Phenomena; D009799:Ocular Physiological Phenomena; D010465:Perception; D012867:Skin / Q000294:innervation*
keywords: EYE/physiology; NERVOUS SYSTEM/physiology; PERCEPTION; SKIN/innervation