postoperative magnetic resonance imaging of cervical spine: mass of C5-C6 intravertebral disc space
postoperative magnetic resonance imaging of cervical spine: mass of c5-c6 intravertebral disc space
C-spine MRI intravertebral disc space postoperative mass C5-C6
c-spine mri intravertebral disc space postoperative mass c5-c6