Increase in viral meningitis cases reported in the Autonomous Region of Madrid, Spain, 2006 Gutiérrez Rodríguez, M A and García-Comas, L and Rodero Garduño, I and García Fernández, C and Ordobás Gavín, M and Ramírez Fernández, R and Red de Vigilancia Epidemiológica de la Comunidad de Madrid, Collective, Weekly releases (1997–2007), 11, 3072 (2006), https://doi.org/10.2807/esw.11.44.03072-en