title: High dose, preoperative supervoltage irradiation for osteogenic sarcoma.
mesh_terms: D000293:Adolescent; D000328:Adult; D000671:Amputation, Surgical; D001706:Biopsy; D001859:Bone Neoplasms / Q000473:pathology / Q000532:radiotherapy* / Q000601:surgery; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D012516:Osteosarcoma / Q000473:pathology / Q000532:radiotherapy* / Q000601:surgery; D011300:Preoperative Care; D011379:Prognosis; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy; D013997:Time Factors