ELECTRONIC SWITCH FOR PULSING SOUND.
D001921:Brain / Q000502:physiology*; D004569:Electroencephalography; D055724:Electrophysiological Phenomena; D004594:Electrophysiology; D004864:Equipment and Supplies; D006801:Humans; D009991:Oscillometry; D013016:Sound
BRAIN ELECTROPHYSIOLOGY; ELECTROENCEPHALOGRAPHY; EQUIPMENT AND SUPPLIES; OSCILLOMETRY; SOUND