机译:近25年来中国正常男性精液质量变化趋势分析:来自中国文献的样本
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Center;
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University,;
Chongqing;
400038,;
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精液质量; 质量分析; 男性; 年变化; 线性方程组; 文件; 样本; 线性回归模型;