1.Is dissection of levels 4 and 5 justified for cN0 laryngeal and hypopharyngeal cancer?.

Katilmis HÜSEYIN ; Oztürkcan SEDAT ; Ozdemir ISMAIL ; Tuna BILGE ; Adadan Güvenc ISIL ; Ozkul YILMAZ

Journal of Clinical Otorhinolaryngology Head and Neck Surgery 2008;22(21):998-1001