Heteromodal effects upon visual thresholds.
D000293:Adolescent; D000328:Adult; D001307:Auditory Perception; D001927:Brain Diseases / Q000503:physiopathology*; D006309:Hearing; D006801:Humans; D008297:Male; D008875:Middle Aged; D008962:Models, Theoretical; D011603:Psychophysiology; D014796:Visual Perception