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Gaydos CA, Barnes MR, Quinn N, Jett-Goheen M, Hsieh YH.Gaydos CA, et al.Sex Transm Infect. 2013 Sep;89(6):504-8. doi: 10.1136/sextrans-2012-050946. Epub 2013 Jan 26.Sex Transm Infect. 2013.PMID: 23354525Free PMC article.