Diagnosis and Treatment of Sciatica
BMJ 367:I6273, Jensen, R.K.,et al, 2019
Diagnosis and Management of Lumbar Spine Stenosis
JAMA 303:71-72, Haig,A. &Tomkins,C., 2010
Is Epidural Injection of Steroids Effective for Low Back Pain?
BMJ 328:1509-1510, Samanta,A. &Samanta,J., 2004