Outbreak of severe gastroenteritis with multiple aetiologies caused by contaminated drinking water in Denmark, January 2007 Vestergaard, L. S. and Olsen, K EP and Stensvold, C R and Böttiger, B E and Adelhardt, M and Lisby, M and Mørk, L and Mølbak, K, Weekly releases (1997–2007), 12, 3164 (2007), https://doi.org/10.2807/esw.12.13.03164-en