title: Metronidazole and interstitial implantation in the treatment of extensive recurrent head and neck cancers.
mesh_terms: D001918:Brachytherapy; D002294:Carcinoma, Squamous Cell / Q000532:radiotherapy*; D004334:Drug Administration Schedule; D006801:Humans; D008795:Metronidazole / Q000008:administration & dosage*; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000532:radiotherapy*; D009364:Neoplasm Recurrence, Local / Q000532:radiotherapy*; D010865:Pilot Projects; D011379:Prognosis; D011879:Radiotherapy Dosage
chemical_list: D008795:Metronidazole