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. 2013 May 1;18(5):533–542. doi: 10.1634/theoncologist.2012-0283

Figure 2.

Figure 2.

(A1): Vitamin D and calcium versus no intervention. (A2): Funnel plot for heterogeneity. (A3): Vitamin D and calcium versus no intervention, excluding the studies with high heterogeneity. (B1): Vitamin D and calcium versus calcium. (B2): Funnel plot for heterogeneity. (B3): Vitamin D and calcium versus calcium, excluding the studies with high heterogeneity. (C1): Calcium versus no intervention. (C2): Funnel plot for heterogeneity.

Abbreviations: Ca, calcium; CI, confidence interval; OR, odds ratio; Vit D, vitamin D.