Retrospective Cohort Study
Copyright ©The Author(s) 2017.
World J Orthop. Oct 18, 2017; 8(10): 770-776
Published online Oct 18, 2017. doi: 10.5312/wjo.v8.i10.770
Figure 1
Figure 1 Preoperative radiograph showing retropharyngeal/prevertebral soft tissue at the level of C2 vertebral body and at the level of C6 vertebral body.