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. 2019 Feb 8;98(6):e14166. doi: 10.1097/MD.0000000000014166

Figure 3.

Figure 3

Forest plots of all selected studies on the association between GSTM1 polymorphism and male infertility risk in Chinese (subgroup analyses for the OAT and NOA). OAT = oligoasthenozoospermia, NOA = nonobstructive azoospermia.