Browsing Department of Family and Community Medicine (MU) by Title "Geographic Differences in Semen Quality of Fertile U.S. Males"
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Geographic Differences in Semen Quality of Fertile U.S. Males
(Environmental Health Perspectives, 2003-04)Although geographic variation in semen quality has been reported, this is the first study in the United States to compare semen quality among study centers using standardized methods and strict quality control. We evaluated ...