Data from men in greater Seattle area reveals no downward trend in semen quality: further evidence that deterioration of semen quality is not geographically uniform
To determine whether there has been a decline in semen quality in a group of healthy men during the past 21 years. Retrospective analysis of the relationship between time and changes in semen parameters over 21 years using regression analysis. A tertiary university center. Five hundred ten healthy,...
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Veröffentlicht in: | Fertility and sterility 1996-05, Vol.65 (5), p.1015-1020 |
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