Letter to the Editor

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Abdel-Wanis ME, Tsuchiya H, Kawahara N, Tomita K. Growth after rubbing by tumor cut surface: comparative study between threadwire saw-cut and bluntly-cut tumors. J Musculoskeletal Research 2003; 7 (1): 71-78. http://dx.doi.org/10.1142/S0218957703000958

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Fujita T, Ueda Y, Kawahara N, Baba H, Tomita K. Local spread of metastatic vertebral tumors. A histological study. Spine 1997; 22: 1905-12. http://dx.doi.org/10.1097/00007632-199708150-00020

Boriani S, de Lure F, Bandiera S, Campanacci L, Biagini R, Di Fiore M, et al. Chondrosarcoma of the mobile spine: Report on 22 cases. Spine 2000; 25: 804-812. http://dx.doi.org/10.1097/00007632-200004010-00008

Fidler MW. Surgical treatment of giant cell tumors of the thoracic and lumbar spine: report of nine patients. Eur Spine J 2001; 10:69-77. http://dx.doi.org/10.1007/s005860000206

Hsieh PC, Gallia GL, Sciubba DM, Bydon A, Marco RA, Rhines L, et al. En bloc excisions of chordomas in the cervical spine: review of five consecutive cases with more than 4-year follow-up. Spine 2011; 36(24): E1581-7. http://dx.doi.org/10.1097/BRS.0b013e318211839c

Fisher CG, Saravanja DD, Dvorak MF, Rampersaud YR, Clarkson PW, Hurlbert J, et al. Surgical management of primary bone tumors of the spine: validation of an approach to enhance cure and reduce local recurrence. Spine 2011; 36(10): 830-6. http://dx.doi.org/10.1097/BRS.0b013e3181e502e5

Amendola L, Cappuccio M, De Iure F, Bandiera S, Gasbarrini A, Boriani S. En bloc resections for primary spinal tumors in 20 years of experience: effectiveness and safety. Spine J 2014 Feb 19. pii: S1529-9430(14)00227-7. http://dx.doi.org/10.1016/j.spinee.2014.02.030