Comparison of the electromyographic activity of the muscle orbicularis oris using different electrode configurations.
D000200:Action Potentials; D004566:Electrodes; D004576:Electromyography / Q000379:methods; D005152:Facial Muscles / Q000502:physiology*; D006801:Humans; D008297:Male; D009055:Mouth / Q000502:physiology*; D013060:Speech / Q000502:physiology*