title: Perception of size at the detection threshold: its accuracy and possible mechanisms.
mesh_terms: D004056:Differential Threshold; D005260:Female; D006801:Humans; D008027:Light; D008297:Male; D008954:Models, Biological; D009216:Myopia; D010775:Photic Stimulation; D012858:Size Perception; D014796:Visual Perception