Problems of stimulus control in the measurement of peak latency of the pattern visual evoked potential.
D000328:Adult; D000367:Age Factors; D000368:Aged; D005074:Evoked Potentials, Visual; D005556:Form Perception; D006801:Humans; D008875:Middle Aged; D009901:Optic Nerve Diseases / Q000175:diagnosis*; D009902:Optic Neuritis / Q000175:diagnosis; D010364:Pattern Recognition, Visual; D010775:Photic Stimulation / Q000379:methods; D011930:Reaction Time; D012029:Refraction, Ocular; D012858:Size Perception; D014792:Visual Acuity