AUTHORSVelda Ling Yu Chow MD, MS, Jimmy Yu Wai Chan MD, MS, PhD, Valerie Wai Yee Ho MD, George Chung Ching Lee MD, BDS, Melody Man Kuen Wong MD, Stanley Thian Sze Wong BSc, PhD, Wei Gao, BSc, MSc, PhDCORRESPONDING AUTHORVelda Ling Yu Chow MD, MSDivision of Head and Neck SurgeryDepartment of SurgeryUniversity of Hong Kong Li Ka Shing Faculty of MedicineQueen Mary HospitalADDRESS FOR CORRESPONDANCE AND REPRINTDivision of Head and Neck SurgeryDepartment of SurgeryUniversity of Hong Kong Li Ka Shing Faculty of MedicineQueen Mary Hospital102 Pokfulam Road,Hong Kong SAR, ChinaTelephone: +852 2255 2208Fax: +852 2819 3780E-mail: vlychow@gmail.com