TY - RPRT TI - Signatures of negative frequency dependent selection in colonisation factors and the evolution of a multi-drug resistant lineage of Escherichia coli AU - McNally, A. AU - Kallonen, T. AU - Connor, C. AU - Abudahab, K. AU - Aanensen, D. AU - Horner, C. AU - Peacock, S. AU - Parkhill, J. AU - Croucher, N. AU - Corander, J. PY - 2018 DO - 10.1101/400374 UR - https://www.biorxiv.org/content/10.1101/400374v1 ID - 10.1101/400374 ER -