[A study of the occipital convex charge in dynamic topography of VEP].
D000818:Animals; D004567:Electrodes, Implanted; D005074:Evoked Potentials, Visual; D009778:Occipital Lobe / Q000502:physiology*; D010775:Photic Stimulation; D013552:Swine; D014793:Visual Cortex / Q000502:physiology*