Cochlear ImplantsSpeech PerceptionHearing LossHearingHearing AidsHearing Loss, SensorineuralHearing TestsAuditory ThresholdHearing DisordersSpeech IntelligibilityPersons With Hearing ImpairmentsNoiseSound SpectrographyPsychoacousticsAudiometry, SpeechSpeech AcousticsPhoneticsAudiometry, Pure-TonePerceptual MaskingAcoustic StimulationAudiometryCorrection of Hearing ImpairmentHearing Loss, Noise-InducedHearing Loss, BilateralAuditory PerceptionLoudness PerceptionSignal Detection, PsychologicalPresbycusisSpeech Discrimination TestsPitch PerceptionSpeech Reception Threshold TestDeafnessSound LocalizationPitch DiscriminationSpeechCochlear ImplantationMusicPattern Recognition, PhysiologicalHearing Loss, High-FrequencyCuesHearing Loss, ConductiveHearing Loss, UnilateralCochleaTime PerceptionSpeech Production MeasurementEvoked Potentials, Auditory, Brain StemVoiceAuditory PathwaysHearing Loss, SuddenLanguageNoise, OccupationalEar Protective DevicesEducation of Hearing DisabledAcousticsHearing Loss, CentralDichotic Listening TestsRecognition (Psychology)MultilingualismAcoustic Impedance TestsSoundVoice QualityEvoked Potentials, AuditoryVocabularyPsycholinguisticsCommunication Aids for DisabledDysarthriaCochlear NerveComprehensionAuditory CortexTime FactorsDiscrimination (Psychology)EarOtoacoustic Emissions, SpontaneousLinguisticsSignal-To-Noise RatioSignal Processing, Computer-AssistedPhonationAudiometry, Evoked ResponseAuditory Perceptual DisordersVerbal BehaviorAudiologyAnalysis of VarianceSpeech, EsophagealTask Performance and AnalysisNeonatal ScreeningLipreadingEar, InnerBasilar MembraneHearing Loss, FunctionalChild LanguageMP3-PlayerNonverbal CommunicationHair Cells, AuditoryGesturesBone ConductionSpeech Recognition SoftwareLanguage ArtsSign LanguageAgingReaction Time