Cochlear ImplantsHearing Loss, BilateralCochlear ImplantationDeafnessDiagnostic Techniques, OtologicalSpeech PerceptionCorrection of Hearing ImpairmentSpeech Reception Threshold TestSpeech Discrimination TestsSpeech Production MeasurementMusicAuditory ThresholdHearing LossSpeechPitch PerceptionPhoneticsAuditory PerceptionLanguage DevelopmentAcoustic StimulationPersons With Hearing ImpairmentsHearing Loss, SensorineuralDental ImplantsSpeech IntelligibilityLoudness PerceptionPsychoacousticsHearing AidsAudiometry, SpeechProstheses and ImplantsHearingCochlear NerveNoiseDrug ImplantsSpeech AcousticsPerceptual MaskingSound SpectrographyScala TympaniAudiometrySpiral GanglionSound LocalizationProsthesis DesignAudiometry, Pure-TonePitch DiscriminationCochleaBreast ImplantsImplants, ExperimentalTemporal BoneAudiologyChild LanguageHearing TestsElectrodes, ImplantedLanguage TestsEvoked Potentials, Auditory, Brain StemSignal Processing, Computer-AssistedPattern Recognition, PhysiologicalVocabularyDental Implantation, EndosseousHearing Loss, CentralLipreadingLanguage ArtsAuditory CortexEvoked Potentials, AuditoryBionics