Figure 4From: Intra-articular vs. systemic administration of etanercept in antigen-induced arthritis in the temporomandibular point. Part I: histological effectsHistomorphometric results. The dotted lines are the 95% confidence intervals. a: Fractional surface measurements. No statistical differences are seen between the groups. b: Synovial lining thickness. No statistical differences are seen between the groups.Back to article page