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We sought to determine whether the methylenetetrahydrofolate reductase (MTHFR) A1298C and C677T polymorphisms are associated with increased skin cancer risk. We performed literature searches of the PubMed, BIOSIS Previews, and Web of Science databases to identify eligible articles published through September 15, 2013. Pooled odds ratios (ORs) with 95% confidence intervals (CIs) were calculated using...
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