title: Extranodal non-Hodgkin's lymphomas of the head and neck.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003037:Cobalt Radioisotopes / Q000627:therapeutic use; D005260:Female; D005887:Gingival Neoplasms / Q000532:radiotherapy; D006801:Humans; D016403:Lymphoma, Large B-Cell, Diffuse / Q000532:radiotherapy*; D008228:Lymphoma, Non-Hodgkin / Q000532:radiotherapy*; D008297:Male; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000532:radiotherapy*; D009303:Nasopharyngeal Neoplasms / Q000532:radiotherapy; D009362:Neoplasm Metastasis; D009364:Neoplasm Recurrence, Local; D009669:Nose Neoplasms / Q000532:radiotherapy*; D009918:Orbital Neoplasms / Q000532:radiotherapy*; D010255:Paranasal Sinus Neoplasms / Q000532:radiotherapy; D011867:Radioisotope Teletherapy; D011879:Radiotherapy Dosage; D013964:Thyroid Neoplasms / Q000532:radiotherapy*; D014062:Tongue Neoplasms / Q000532:radiotherapy; D014067:Tonsillar Neoplasms / Q000532:radiotherapy*
chemical_list: D003037:Cobalt Radioisotopes