[Osteogenic sarcoma of the head and neck--report of 5 cases].
D000293:Adolescent; D000328:Adult; D003131:Combined Modality Therapy; D005260:Female; D006258:Head and Neck Neoplasms / Q000209:etiology / Q000628:therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009381:Neoplasms, Radiation-Induced / Q000628:therapy; D012516:Osteosarcoma / Q000209:etiology / Q000628:therapy*