Author	Title
Population (4)
Mathews W. (1988)	Manipulation and traction for lumbago and sciatica: physiotherapeutic techniques used in two controlled trials
Pal B. (1986)	A controlled trial of continuous lumbar traction in the treatment of back pain and sciatica
Shealy C. (1997)	Decompression, reduction and stabilization of the lumbar spine: a cost-effective treatment for lumbosacral pain
Kiliç C (2021)	Clinical and functional effects of traction for lumbar disk hernia patients
Intervention (2)
Oh H. (2018)	The impact of manual spinal traction therapy on the pain and Oswestry Disability Index of patients with chronic back pain
Tesio L. (1993)	Autotraction versus passive traction: an open controlled study in lumbar disc herniation
Comparison (1)
Konrad K. (1992)	Controlled trial of balneotherapy in treatment of low back pain
Outcome (2)
Cevik R. (2007)	Effect of new traction technique of prone position on distraction of lumbar vertebrae and its relation with different application of heating therapy in low back pain
Tadano S. (2019)	Lumbar mechanical traction: a biomechanical assessment of change at the lumbar spine
Study design (5)
Bonaiuti D. (2004)	Manual autotraction: preliminary study of the effectiveness of a new device for back pain treatment
Letchuman (1993)	Comparison of sacrospinalis myoelectric activity and pain levels in patients undergoing static and intermittent lumbar traction
Ljunggren A.E. (1984)	Autotraction versus manual traction in patients with prolapsed lumbar intervertebral disc
Meszaros T.F. (2000)	Effect of 10%, 30%, and 60% body weight traction on the straight leg raise test of symptomatic patients with low back pain
Zhang Y. (2011)	A comparison between multi-directional mechanical traction and longitudinal traction for treatment of lumbar disc herniation: a randomized clinical trial with parallel-group design