New optical method for recording lip and jaw movements.
D004566:Electrodes; D001330:Electronic Data Processing / Q000295:instrumentation*; D006801:Humans; D007568:Jaw / Q000502:physiology*; D008046:Lip / Q000502:physiology*; D009068:Movement; D055095:Optics and Photonics / Q000295:instrumentation; D013060:Speech / Q000502:physiology*