Zedan, Y., Knaggs, R., Cooper, D., Kurien, T., Walsh, D. A., Auer, D. P., & Scammell, B. E. (2023). Is there a difference in the analgesic response to intra-articular bupivacaine injection in people with knee osteoarthritis pain with or without central sensitisation? Protocol of a feasibility randomised controlled trial. BMJ Open, 13(7), e072138. https://doi.org/10.1136/bmjopen-2023-072138