@article{carrique-mas_davies_2008,  title={Salmonella Enteritidis in commercial layer flocks in Europe: legislative background, on-farm sampling and main challenges},  volume={10},  ISSN={1516-635X},  url={https://doi.org/10.1590/S1516-635X2008000100001},  DOI={10.1590/S1516-635X2008000100001},  number={1},  journal={Brazilian Journal of Poultry Science},  publisher={Fundação de Apoio à Ciência e Tecnologia Animal},  author={Carrique-Mas, JJ and Davies, RH},  year={2008},  month={Jan},  pages={1–9} }