Figure 4.

T2 weighted transaxial fast spin echo MR image of the lumbar spine at the level of L3. The white arrow indicates the ligamentous interfacet distance measured between the inner surfaces of flaval ligaments on a line connecting the joint space of facet joints.

Steurer et al. BMC Musculoskeletal Disorders 2011 12:175   doi:10.1186/1471-2474-12-175
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