@misc{indiciaef5c4fdd98bfd, title = {Osteosarcoma presenting as intestinal obstruction.}, author = {M E Spieth and A N Ansari and D M Forrester and R L Kimura and G S Assassa and M E Siegel}, year = {1993}, url = {https://pubmed.ncbi.nlm.nih.gov/8229247/}, note = {Source identifier: 8229247} }