CLINICAL STUDY REPORT

Persistent leg, buttock, or groin pain, with or without back pain, that was relieved by lumbar flexion ... Moderate spinal stenosis at one or two levels from L1-L5, defined as 25-50% reduction in lateral/central foraminal diameter compared to adjacent levels, and radiographic evidence of thecal sac and/or cauda equina compression, nerve root ... ................
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