title: Postoperative and postradiotherapeutic serous otitis media.
mesh_terms: D001299:Audiometry; D004432:Ear, Middle / Q000528:radiation effects; D006801:Humans; D008727:Methotrexate / Q000627:therapeutic use; D009062:Mouth Neoplasms / Q000188:drug therapy / Q000532:radiotherapy / Q000601:surgery; D009303:Nasopharyngeal Neoplasms / Q000188:drug therapy / Q000532:radiotherapy / Q000601:surgery; D037981:Neck Dissection / Q000009:adverse effects; D010033:Otitis Media / Q000209:etiology*; D011183:Postoperative Complications; D011878:Radiotherapy / Q000009:adverse effects*; D011879:Radiotherapy Dosage
chemical_list: D008727:Methotrexate