@misc{indiciae5ee6b4d932c9, title = {Primary cervical spinal epidural Extra-osseous Ewing's sarcoma.}, author = {M Kogawa and T Asazuma and K Iso and Y Koike and H Domoto and S Aida and K Fujikawa}, year = {2004}, doi = {10.1007/s00701-004-0294-4}, url = {https://pubmed.ncbi.nlm.nih.gov/15340820/}, note = {Source identifier: 15340820} }