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Network analysis of the effects of metformin at different doses. (A) Forest plot of effect size in different metformin doses according to data on 28th day. (B) Forest plot of effect size in different metformin doses according to data on 21th day. a, Control; b, 10 mg/kg metformin; c, 50 mg/kg metformin; d, 100 mg/kg metformin; e, 200 mg/kg metformin; f, 320 mg/kg metformin.
