Hall, M. C., Doherty, S., Courtney, P., Latief, K., Zhang, W., & Doherty, M. (in press). Ultrasound detected synovial change and pain response following intra-articular injection of corticosteroid and a placebo in symptomatic osteoarthritic knees: a pilot study. Annals of the Rheumatic Diseases, 73(8), https://doi.org/10.1136/annrheumdis-2014-205206