The Microbiome, an Important Factor That Is Easily Overlooked in Male Infertility.

Front Microbiol · 2022 · PMC8924671 · PMID 35308385

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an increasing trendno p-value reported

(2012) showed an increasing trend in sperm concentration and total sperm count in 4,867 young men in Copenhagen, Denmark ( Huang et al., 2017 ).

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a decreasing trendno p-value reported

Manuscripts reported heterogeneous findings, with some studies confirming a decreasing trend in semen quality while others did not ( Huang et al., 2017 ).

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