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. 2015 Feb 7;8(4):463–480. doi: 10.22074/ijfs.2015.4186

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Fig 4 — Funnel plots for included studies of MTHFR C677T polymorphism and NSCLP risk. Begg’s funnel plot with pseudo 95% confidence limits. A; TT vs. CC, B; CT vs. CC, C; CT+TT vs. CC ad D; TT vs. CT+CC.