Successful Endoscopic Management of Nasal Septum Squamous Cell Carcinoma Following Induction Chemotherapy with Paclitaxel, Carboplatin, and Cetuximab: A Case ReportTeru Ebihara1, Naohiro Takeshita1, Kazuhiro Omura1,2, Nei Fukasawa3, Masato Nagaoka1, Nobuyoshi Otori1