title: Editorial: Center and surround.
mesh_terms: D001604:Berlin; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D008027:Light; D009885:Ophthalmology / Q000266:history; D010775:Photic Stimulation; D010827:Physiology / Q000266:history; D014796:Visual Perception