Methodological problems in the investigation of cerebral potentials preceding speech: determining the onset and suppressing artefacts caused by speech.
D000200:Action Potentials; D004566:Electrodes; D004569:Electroencephalography / Q000379:methods*; D004574:Electromagnetic Fields; D004576:Electromyography; D004585:Electrooculography; D005071:Evoked Potentials; D005712:Galvanic Skin Response; D006801:Humans; D009068:Movement; D012119:Respiration; D013060:Speech / Q000502:physiology*; D013997:Time Factors; D014059:Tongue / Q000502:physiology