Published online by Cambridge University Press: 24 May 2020
Infertility is defined as a failure of spontaneous conception after one year of regular sexual intercourse in the absence of contraceptive measures [1]. This entity represents a rising medical complaint since one out of eight couples find it difficult to conceive a child for the first time, and up to one in six find it difficult to conceive twice. Currently, 70 million couples of reproductive age suffer from infertility worldwide, accounting for an estimated overall prevalence of 15% [2].
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