Outbreak of Shigella sonnei infection in Norway linked to consumption of fresh basil, October 2011 Guzman-Herrador, B and Vold, L and Comelli, H and MacDonald, E and Heier, B T and Wester, A L and Stavnes, T L and Jensvoll, L and Lindegård Aanstad, A and Severinsen, G and Aasgaard Grini, J and Werner Johansen, Ø and Cudjoe, K and Nygård, K, Eurosurveillance, 16, 20007 (2011), https://doi.org/10.2807/ese.16.44.20007-en