Researchers bemoan low level of awareness of the problem / Münster andrologists involved in study published in Nature Reviews Urology journal
At least one in seven heterosexual couples worldwide is involuntarily childless. The reason is not only the woman’s infertility but also, in almost just as many cases, infertility in the man. Little is known, however, about the influences of genetic factors and environmental conditions on the production of sperm cells and, as a result, on the causes of male infertility.
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