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Giraudon I, Ruf M, Maguire H, Charlett A, Ncube F, Turner J, Gilson R, Fisher M, Bhagani S, Johnson M, Barton S.Giraudon I, et al. Among authors: ruf m.Sex Transm Infect. 2008 Apr;84(2):111-5. doi: 10.1136/sti.2007.027334. Epub 2007 Oct 11.Sex Transm Infect. 2008.PMID: 17932125
Martin NK, Thornton A, Hickman M, Sabin C, Nelson M, Cooke GS, Martin TCS, Delpech V, Ruf M, Price H, Azad Y, Thomson EC, Vickerman P.Martin NK, et al. Among authors: ruf m.Clin Infect Dis. 2016 May 1;62(9):1072-1080. doi: 10.1093/cid/ciw075. Epub 2016 Feb 16.Clin Infect Dis. 2016.PMID: 26908813Free PMC article.