@article{:/content/10.2807/ese.13.24.18899-en, author = "Verhoef, L and Boxman, IL and Duizer, E and Rutjes, S A and Vennema, H and Friesema, I H and de Roda Husman, A M and Koopmans, M", title = "Multiple exposures during a norovirus outbreak on a river-cruise sailing through Europe, 2006", journal = "Eurosurveillance", year = "2008", volume = "13", number = "24", eid = 18899, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/ese.13.24.18899-en", doi = "https://doi.org/10.2807/ese.13.24.18899-en" }