8Lovric D, Joho D, Mclone DG, et al. Evaluation of the use of the CO2 laser in 134 patients with expansive processes in the central nervous system. Acta Chirurgica Jugoslavica (Zagreb), 1989, 36:27-43.
9Walton PG, CNOR RB, Broughton C, et al. Transoral resection of spinal cord tumors and posterior cervical spine stabilization. AORN Jounal, 1997, 65: 48- 68.
10Schmidek HH, Sweet WH. Operative neurosurgical techniques,indications, methods, and results. 4th ed. W. B: Saunders Company, 2000.1874-1884.
