title: Specific and general set in tachistoscopic perception of alphanumeric characters.
mesh_terms: D003071:Cognition; D003463:Cues; D004192:Discrimination, Psychological; D005260:Female; D005556:Form Perception; D006801:Humans; D008297:Male; D008568:Memory; D011939:Mental Recall; D011214:Practice, Psychological; D011930:Reaction Time; D012107:Research Design; D012718:Set, Psychology; D013997:Time Factors