title: Primary malignant tumours of bone.
mesh_terms: D000293:Adolescent; D000671:Amputation, Surgical; D000818:Animals; D001859:Bone Neoplasms / Q000175:diagnosis / Q000188:drug therapy; D002648:Child; D002813:Chondrosarcoma / Q000175:diagnosis; D004285:Dogs; D004317:Doxorubicin / Q000627:therapeutic use; D005354:Fibrosarcoma / Q000175:diagnosis; D005870:Giant Cell Tumors / Q000175:diagnosis; D006801:Humans; D008727:Methotrexate / Q000627:therapeutic use; D008875:Middle Aged; D012516:Osteosarcoma / Q000175:diagnosis / Q000188:drug therapy; D014750:Vincristine / Q000627:therapeutic use
chemical_list: D014750:Vincristine; D004317:Doxorubicin; D008727:Methotrexate