Mandal, Mahadeb, Durga Prasad Chakraborty, Aniruddha Chattopadhyay, Pulakesh Sarmah, and Nirmal Kumar Bera. 2022. “Chronic Low Back Pain – Its Association With Lumbar Spinal Canal Diameter – a Cross-Sectional Hospital-Based Study in a Tertiary Care Hospital in North Bengal”. Asian Journal of Medical Sciences 13 (6):158-62. https://doi.org/10.3126/ajms.v13i6.43637.