title: Primary extraskeletal osteosarcoma--experience with chemotherapy.
authors.forename: S R
authors.initials: SR
authors.lastname: Patel
authors.forename: R S
authors.initials: RS
authors.lastname: Benjamin
mesh_terms: D000328:Adult; D000368:Aged; D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D003131:Combined Modality Therapy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012516:Osteosarcoma / Q000188:drug therapy* / Q000628:therapy; D012189:Retrospective Studies; D012983:Soft Tissue Neoplasms / Q000188:drug therapy* / Q000628:therapy; D016896:Treatment Outcome