DysarthriaSpeechSpeech PerceptionSpeech DisordersSpeech IntelligibilitySpeech AcousticsSpeech Production MeasurementSpeech TherapySpeech Articulation TestsAudiometry, SpeechArticulation DisordersPhoneticsAtaxiaSpeech Discrimination TestsSound SpectrographyVoice QualityMutismCommunication Aids for DisabledSpeech Recognition SoftwareSpeech Reception Threshold TestHypoglossal Nerve DiseasesCerebellar AtaxiaAcoustic StimulationCochlear ImplantsMagnetic Resonance ImagingNoiseMetal Metabolism, Inborn ErrorsSpeech, EsophagealAphasiaBrain Diseases, Metabolic, InbornSubthalamusSpeech, AlaryngealStutteringTongueVoiceNeurologic ExaminationCerebral InfarctionPerceptual MaskingLanguageApraxiasCranial Nerve DiseasesAuditory PerceptionCochlear Implantation