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Jeong GW, Park K, Youn G, Kang HK, Kim HJ, Seo JJ, Ryu SB.Jeong GW, et al. Among authors: youn g.J Sex Med. 2005 Sep;2(5):645-51. doi: 10.1111/j.1743-6109.2005.00134.x.J Sex Med. 2005.PMID: 16422822