Disc space narrowing in lumbar spine is associated with severe disability in chronic low back pain.

8. Perera GLRS, Wijayaratne LS, Senarath U, Dissanayake PH, Karunanayake AL, Dissanayake VHW
Publication year: 2016

9th Interdisciplinary World Congress on Low Back and Pelvic Girdle Pain. October 31 – November 03, 2016. Singapore. (Abstracted in the Proceedings of the Conference, 204).