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Sperm Count in Western Men Has Dropped Over 50 Percent Since 1973, Paper Finds
Westliche Männerprobleme: Anzahl der Spermien seit 1973 um über 50% gesunkenMon Aug 21 07:23:35 2017 - permalink -- https://www.nytimes.com/2017/08/16/health/male-sperm-count-problem.html?smid=tw-nytimes&smtyp=cur&_r=0
