@misc{indiciae3724a90828c3, title = {Proposed Lymph Node Staging System Using the International Consensus Guidelines for Lymph Node Levels Is Predictive for Nasopharyngeal Carcinoma Patients From Endemic Areas Treated With Intensity Modulated Radiation Therapy}, author = {Li, Wen-Fei and Sun, Ying and Mao, Yan-Ping and Chen, Lei and Chen, Yuan-Yuan and Chen, Mo and Liu, Li-Zhi and Lin, Ai-Hua and Li, Li and Ma, Jun}, year = {2013}, doi = {10.1016/j.ijrobp.2012.09.003}, url = {https://www.osti.gov/biblio/22224468}, note = {Source identifier: 22224468} }