A longitudinal study of semen quality among Chinese sperm donor candidates during the past 11 years
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DOI: 10.1038/s41598-020-67707-x
Abstract: Studies suggest that semen quality is declining globally, however, the debate remains open due to the possible effects of ethnic and geographical differences. This study aimed to explore whether semen quality of sperm donor candidates… read more here.
Keywords: sperm donor; semen quality; donor candidates; study ... See more keywords