@article{:/content/10.2807/esw.06.31.01908-en, author = "Hoile, E", title = "Pneumococcal serotypes in Europe: results of a surveillance report for 1999", journal = "Weekly releases (1997–2007)", year = "2002", volume = "6", number = "31", eid = 1908, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/esw.06.31.01908-en", doi = "https://doi.org/10.2807/esw.06.31.01908-en" }