Group A streptococcal infections during the seasonal influenza outbreak 2010/11 in South East England Scaber, J and Saeed, S and Ihekweazu, C and Efstratiou, A and McCarthy, N and O’Moore, É, Eurosurveillance, 16, 19780 (2011), https://doi.org/10.2807/ese.16.05.19780-en