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Winter M, Cestero RM, Burg A, Felix JC, Han C, Raffo AM, Vasilev S.Winter M, et al. Among authors: vasilev s.J Low Genit Tract Dis. 2012 Apr;16(2):80-7. doi: 10.1097/LGT.0b013e318234262d.J Low Genit Tract Dis. 2012.PMID: 22371040Clinical Trial.