The effect of exposure time on the foveal size of Panum's area.
D004056:Differential Threshold; D004172:Diplopia / Q000175:diagnosis; D005403:Fixation, Ocular; D005425:Flicker Fusion; D005584:Fovea Centralis / Q000502:physiology*; D006801:Humans; D008266:Macula Lutea / Q000502:physiology* / Q000503:physiopathology; D010775:Photic Stimulation; D013997:Time Factors