Efficacy and Safety of Medicinal Plants or Related Natural Products for Fibromyalgia: A Systematic Review

<table>Risk of bias summary: review authors’ judgments about each risk of bias item for each included study. Green: unclear risk of bias; yellow: uncertain risk of bias; red: high risk of bias.</table>

Evidence-Based Complementary and Alternative Medicine

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Figure 2: Efficacy and Safety of Medicinal Plants or Related Natural Products for Fibromyalgia: A Systematic Review 