28 , 29 , 30 Age was also considered as an important parameter as a meta‐analysis showed a trend of a lower sperm concentration with increasing paternal age, due to endocrine disruptors and accumulated oxidative stresses. 31 A recent study from 2021, showed a negative correlation between age and sperm volume, motility and morphology; and a positive correlation between DNA fragmentation ind
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Impact of cancer on cryopreserved sperm quality and fertility: A cohort study.
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