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Adamopoulos DA, Koukkou EG.Adamopoulos DA, et al. Among authors: koukkou eg.Int J Androl. 2010 Feb;33(1):e109-13. doi: 10.1111/j.1365-2605.2009.00980.x. Epub 2009 Aug 24.Int J Androl. 2010.PMID: 19703093Review.