(Q50562754)
Statements
Secular and seasonal changes in semen quality among young Danish men: a statistical analysis of semen samples from 1927 donor candidates during 1977-1995. (English)
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Skakkebaek NE
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Giwercman A
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Gyllenborg J
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Nielsen NC
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Keiding N
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1 February 1999
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22
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28-36
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