Addition of chemoradiotherapy to palliative chemotherapy in de novo metastatic nasopharyngeal carcinoma: a real-world study. - Zheng, Shuo-Han; Wang, Yu-Tong; Liu, Song-Ran; Huang, Zi-Lu; Wang, Guan-Nan; Lin, Jin-Tao; Ding, Shi-Rong; Chen, Chen; Xia, Yun-Fei (Cancer Cell International, 2022)