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

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Fig 1 — A flow diagram for selection of studies and specific reasons for exclusion in this meta-analysis. NSCL/P; Nonsyndromic cleft lip with or without cleft palate, HWE; Hardy-Weinberg equilibrium and MTHFR; Methylenetetrahydrofolate reductase.