1. Algra PR, Heimans JJ, Valk J, et al. Do metastases in vertebrae begin in the body or pedicles? Imaging study in 45 patients. AJR Am J Roentgenol 1992;158: 1275–1279.
2. Bilsky MH, Boland PJ, Panageas KS, Woodruff JM, Brennan MF, Healey JH. Intralesional resection of primary and metastatic sarcoma involving the spine: outcome analysis of 59 patients. Neurosurgery 2001;49:1277–1286; discussion 1286–1287.
3. Bradway JK, Pritchard DJ. Ewing's tumor of the spine. In: Sundaresan N, Schmidek HH, Schiller AL, Rosenthal DI, eds. Tumors of the Spine: Diagnosis and Clinical Management. Philadelphia, PA: WB Saunders; 1990:235–239.
4. Camins MB, Rosenblum BR. Osseous lesions of the cervical spine. Clin Neurosurg 1991;37:722–739.
5. Camins MB, Rosenblum BR. Osseous lesions of the vertebral axis. In: Lewis MM, ed. Musculoskeletal Oncology. Philadelphia, PA: WB Saunders; 1992.