title: Detection thresholds of the Hermann Grid illusion.
mesh_terms: D000360:Afterimage; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D007088:Illusions / Q000502:physiology*; D009903:Optical Illusions / Q000502:physiology*; D010364:Pattern Recognition, Visual / Q000502:physiology*; D012160:Retina / Q000502:physiology