Intensified shigellosis epidemic associated with sexual transmission in men who have sex with men - Shigella flexneri and S. sonnei in England, 2004 to end of February 2015 Simms, I and Field, N and Jenkins, C and Childs, T and Gilbart, V L and Dallman, T J and Mook, P and Crook, P D and Hughes, G, Eurosurveillance, 20, 21097 (2015), https://doi.org/10.2807/1560-7917.ES2015.20.15.21097