Secular variations in sperm quality: fact or science fiction?
The debate concerning the possible degradation in human sperm quality began in the 1970s, was revived at the beginning of the 1990s and has continued to mobilize the scientific community ever since. After the meta-analysis by Carlsen et al. (1992) showing a decline in human semen quality over the la...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Escola Nacional de Saúde Pública, Fundação Oswaldo Cruz
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Series: | Cadernos de Saúde Pública |
Subjects: | |
Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-311X2002000200004&lng=en&tlng=en |