Characteristics of reoffending accommodation sites in Europe with clusters of Legionnaires’ disease, 2003–2007 Ricketts, K D and Yadav, R and Rota, M C and Joseph, C A and on behalf of the European Working Group for Legionella Infections, Eurosurveillance, 15, 19680 (2010), https://doi.org/10.2807/ese.15.40.19680-en