Additional file 1: Description of the radiotherapy. Figure S1. Patient selection diagram. Figure S2. Overall Survival (OS) for patients treated with chemoradiotherapy (CRT) or palliative chemotherapy (PCT) in de novo metastatic nasopharyngeal carcinoma. Table S1. Details of common chemotherapy regimens. Table S2. Summary of studies related to locoregional radiotherapy in de novo metastatic nasopharyngeal carcinoma. Table S3. Adverse effects. References.
Funding
key technology research and development program of shandong innovative research group project of the national natural science foundation of china natural science foundation of guangdong province