Recurrent Laryngeal Nerve InjuriesRecurrent Laryngeal NerveLaryngeal Nerve InjuriesVocal Cord ParalysisLaryngeal NervesThyroidectomyLaryngeal MusclesPeripheral Nerve InjuriesLarynxCranial Nerve InjuriesLaryngoscopyHoarsenessThyroid DiseasesVocal CordsSciatic NervePhrenic NerveHypoglossal Nerve InjuriesVoice DisordersLaryngeal CartilagesArytenoid CartilageOptic Nerve InjuriesMonitoring, IntraoperativeParathyroidectomyVideo-Assisted Surgery