2870 Prospective evaluation of both plasma Epstein Barr Virus (EBV) DNA clearance and fludeoxyglucose-positron emission tomography (PET-CT) as a dual-endpoint in predicting early response and survival of patients undergoing chemotherapy (chemo) for advanced nasopharyngeal carcinoma (NPC) (NCT01365208). (September 2015) - Ma, B.; Leung, S.F.; Hui, E.P.; King, A.D.; Wang, K.; Mo, F.; Li, L.; Loong, H.; Kam, M.; Chan, A.; Wong, S.C.C.; Chan, A.T.C.