title: Primary malignant fibrous histiocytoma of bone.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D005266:Femoral Neoplasms / Q000473:pathology* / Q000601:surgery; D018219:Histiocytoma, Benign Fibrous / Q000473:pathology* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged