Evolutionary history of the global emergence of the Escherichia coli epidemic clone ST131 by Stoesser, N, Sheppard, AE, Pankhurst, L, De Maio, N, Moore, CE, Sebra, R, Turner, P, Anson, LW, Kasarskis, A, Batty, EM, Kos, V, Wilson, DJ, Phetsouvanh, R, Wyllie, D, Sokurenko, E, Manges, AR, Johnson, TJ, Price, LB, Peto, TEA, Johnson, JR, Didelot, X, Walker, AS, Crook, DW, Modernizing Medical Microbiology Informatics Group (MMMIG)