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Afolayan AJ, Yakubu MT.Afolayan AJ, et al. Among authors: yakubu mt.J Sex Med. 2009 Apr;6(4):1090-1102. doi: 10.1111/j.1743-6109.2008.01064.x. Epub 2008 Oct 27.J Sex Med. 2009.PMID: 19175860