HồngLV, XuyênVV, HườngHT. Evaluating the efficacy of endoscopic nasal irrigation in patients with nasopharyngeal carcinoma after chemoradiotherapy. YDLS [Internet]. 2022Aug.12 [cited 2024May20];17(DB8). Available from: https://tcydls108.benhvien108.vn/index.php/YDLS/article/view/1338