title: Technique modification for radioactive implants when plastic tubes are used in fibrosed head and neck areas.
mesh_terms: D000368:Aged; D001918:Brachytherapy / Q000295:instrumentation / Q000379:methods*; D006258:Head and Neck Neoplasms / Q000532:radiotherapy*; D006801:Humans; D008297:Male; D009378:Neoplasms, Multiple Primary / Q000532:radiotherapy