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Funnel plot of the meta-analysis for the scores of arthritis severity. (A) Three results to measure PVAS as arthritis severity between curcuma and place. (B) Four results to measure and PVAS and WOMAC as arthritis severity between curcuma and placebo. (C) Five results to measure PVAS and WOMAC as arthritis severity between curcuma and pain medicine. The hollow circles represent the studies in the meta-analysis. Color images available online at www.liebertpub.com/jmf
