Ear NeoplasmsLarynxEarLaryngeal NeoplasmsEar, InnerEar, MiddleEar, ExternalLaryngectomyVocal CordsLaryngeal DiseasesEar DiseasesLaryngeal MucosaEar CanalPhonationGlottisLaryngeal MusclesEpiglottisLaryngeal NervesNeoplasmsHypopharyngeal NeoplasmsPancreatic NeoplasmsPharyngeal NeoplasmsLaryngoscopyKymographyEar OssiclesNeoplasms, Cystic, Mucinous, and SerousLaryngeal CartilagesNeoplasms, Multiple PrimaryCricoid CartilageEar AuricleSkin NeoplasmsCarcinoma, Squamous CellHead and Neck NeoplasmsNeoplasms, Second PrimaryVoice Quality