@article{:/content/10.2807/esm.05.10.00034-pt, author = "Raviglione, M. C. and Espinal, M A", title = "", journal = "", year = "", volume = "", number = "", eid = , pages = "", url = "https://www.eurosurveillance.org/content/10.2807/esm.05.10.00034-pt", doi = "https://doi.org/" }