title: Epistasis buffers the fitness effects of rifampicin-resistance mutations in Pseudomonas aeruginosa.
authors.affiliation: Institute of Integrative Biology, ETH Zürich, Switzerland. alex.hall@env.ethz.ch.
authors.forename: Alex R
authors.initials: AR
authors.lastname: Hall
authors.affiliation: Department of Zoology, University of Oxford, Oxford, OX1, 3PS, United Kingdom.
authors.forename: R Craig
authors.initials: RC
authors.lastname: MacLean