Surprising second thoughts on the effectiveness of coitus interruptus

It is well-known that withdrawal doesn't really work. At least, that's the consensus from sex educators and locker-room sages.

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<p><a href="http://www.physorg.com/news164380393.html">Surprising second thoughts on the effectiveness of coitus interruptus</a></p> <p> It is well-known that withdrawal doesn't really work. At least, that's the consensus from sex educators and locker-room sages.</p>