Medicine
Lumbar spinal stenosis
Blinding
Randomized controlled trial
Surgery
Quality of life (healthcare)
Placebo
Spinal stenosis
MEDLINE
Lumbar
Neurogenic claudication
Physical therapy
Rehabilitation
Minimal clinically important difference
Transcutaneous electrical nerve stimulation
Evidence-based medicine
Systematic review
Spinal fusion
Alternative medicine
Nursing
Pathology
Political science
Law
