Meningococcal disease in Ireland since the introduction of meningococcal serogroup C conjugate vaccination
Fitzgerald, M and O’Donnell, J and O'Flanagan, D and Cafferkey, M and Murphy, K, Weekly releases (1997–2007), 8, 2376 (2004), https://doi.org/10.2807/esw.08.05.02376-en