The Protective Effect of Dietary Phytosterols on Cancer Risk: A Systematic Meta-Analysis

Figure 3

(a) Begg’s funnel plot for publication bias test of the relationship between total phytosterol consumption and cancer risk. (b) Begg’s funnel plot for publication bias test of the relationship between β-sitosterol consumption and cancer risk. (c) Begg’s funnel plot for publication bias test of the relationship between campesterol consumption and cancer risk. (d) Begg’s funnel plot for publication bias test of the relationship between stigmasterol consumption and cancer risk.

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