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. 2013 May 22;8(5):e63827. doi: 10.1371/journal.pone.0063827

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© 2013 Yang et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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(A) Meta-analysis of AG+GG vs. AA (dominant model) using the random-effects model. (B) Meta-analysis of AG vs. AA using a fixed-effects model. (C) Meta-analysis of GG vs. AA using the random-effects model. Each point represents an individual study for the indicated association. LogOR, natural logarithm of OR. Perpendicular line denotes the mean effect size.