title: Multichannel z-modulation oscillographic intensification system for improving the contrast of photographed neurophysiological signals.
mesh_terms: D000200:Action Potentials; D000818:Animals; D003626:Data Display; D008974:Mollusca / Q000502:physiology; D009482:Neurophysiology / Q000379:methods*; D009991:Oscillometry / Q000379:methods*; D010781:Photography