@article{:/content/10.2807/esm.09.12.00494-pt, author = "Marcus, U and Bremer, V and Hamouda, O", title = "", journal = "", year = "", volume = "", number = "", eid = , pages = "", url = "https://www.eurosurveillance.org/content/10.2807/esm.09.12.00494-pt", doi = "https://doi.org/" }