Norovirus foodborne outbreaks associated with the consumption of oysters from the Etang de Thau, France, December 2002 Doyle, A and Barataud, D and Gallay, A and Thiolet, J M and Le Guyaguer, S and Kohli, E and Vaillant, V, Eurosurveillance, 9, 451 (2004), https://doi.org/10.2807/esm.09.03.00451-en