Acute oral mucositis in nasopharyngeal carcinoma patients treated with radiotherapy: Association with genetic polymorphism in DNA DSB repair genes. - Ren, Jing-Hua; Dai, Xiao-Fang; Yan, Guo-Li; Jin, Min; Liu, Cui-Wei; Yang, Kun-Yu; Wu, Gang; Ma, C-M Charlie (International Journal of Radiation Biology, 2014)