Tsang, Raymond King Yin Efficacy of neck dissection for locoregional failures versus isolated nodal failures in nasopharyngeal carcinoma. [electronic resource] - Head & neck May 2012 - 638-42 p. digital Publication Type: Journal Article ISSN: 1097-0347 Standard No.: 10.1002/hed.21781 doi Subjects--Topical Terms: AdultAgedBrachytherapyCarcinoma--mortalityDisease-Free SurvivalFemaleHumansLymphatic MetastasisMaleMiddle AgedMultivariate AnalysisNasopharyngeal Neoplasms--mortalityNasopharynx--surgeryNeck DissectionNeoplasm Recurrence, LocalRetrospective StudiesSalvage Therapy