Affiliation: | a Institute of Geography and Earth Sciences (IGES), Aberystwyth University, Llandinam Building, Penglais, Aberystwyth, Ceredigion SY23 3DB, UK b Communicable Disease Surveillance Centre, Public Health Wales, Cardiff CF10 3NW, UK c Department of Microbiology, Faculty of Biology, University of Barcelona, Spain d Umweltbundesamt, Berlin, Germany e National Institute for Public Health and the Environment (RIVM), The Netherlands f Landesgesundheitsamt, Baden-Württemberg, Germany |