title: Causes of increased survival of patients with osteosarcoma: current controversies.
mesh_terms: D000293:Adolescent; D000328:Adult; D001859:Bone Neoplasms / Q000401:mortality* / Q000473:pathology / Q000628:therapy; D002648:Child; D003131:Combined Modality Therapy; D006801:Humans; D008175:Lung Neoplasms / Q000556:secondary / Q000601:surgery; D009367:Neoplasm Staging; D012516:Osteosarcoma / Q000401:mortality* / Q000473:pathology / Q000556:secondary / Q000628:therapy