目的探讨鼻咽癌放疗后至后放射性后鼻孔闭锁的治疗。
Objective TO evaluate the clinical effect of treatment of choanal atresia after radiotherapy in the patients with nasopharyngeal carcinoma by transnasal endoscopic surgery.
目的探讨鼻咽癌放疗后至后放射性后鼻孔闭锁的治疗。
Objective TO evaluate the clinical effect of treatment of choanal atresia after radiotherapy in the patients with nasopharyngeal carcinoma by transnasal endoscopic surgery.
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