We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePositive epistasis drives the acquisition of multidrug resistance.AuthorsTrindade S; Sousa A; Xavier KB; Dionisio F; Ferreira MG; Gordo IPublicationPLoS genetics, 2009, Vol 5, Issue 7, pe1000578ISSN1553-7404Publication typearticleDOI10.1371/journal.pgen.1000578