Wang, Xiao-lei [Comprehensive treatment of advanced pyriform sinus cancer]. [electronic resource] - Zhonghua er bi yan hou tou jing wai ke za zhi = Chinese journal of otorhinolaryngology head and neck surgery Feb 2006 - 123-7 p. digital Publication Type: Evaluation Study; Journal Article ISSN: 1673-0860 Subjects--Topical Terms: AdultAgedCarcinoma, Squamous Cell--mortalityCombined Modality TherapyFemaleHumansHypopharyngeal Neoplasms--mortalityMaleMiddle AgedNeoplasm StagingRetrospective StudiesSurvival Rate