RT Journal Article SR Electronic(1) A1 Ihekweazu, C A1 Barlow, M A1 Roberts, S A1 Christensen, H A1 Guttridge, B A1 Lewis, D A A1 Painter, S YR T1 JF VO OP UL https://www.eurosurveillance.org/content/10.2807/esm.11.04.00613-fr