A pilot validation in 10 European Union Member States of a point prevalence survey of healthcare-associated infections and antimicrobial use in acute hospitals in Europe, 2011 Reilly, J S and Price, L and Godwin, J and Cairns, S and Hopkins, S and Cookson, B and Malcolm, W and Hughes, G and Lyytikaïnen, O and Coignard, B and Hansen, S and Suetens, C and National Participants in the ECDC pilot validation study, Collective, Eurosurveillance, 20, 21045 (2015), https://doi.org/10.2807/1560-7917.ES2015.20.8.21045