Appendix Figure 2. Map of Cameroon showing the geographic distribution of 53 laboratory-confirmed cases of serogroup W135 meningococcal meningitis (2007-2008). 1, Extreme North Province; 2, North Province; 3, Adamaoua Province; dashed line, southern limit of the African meningitis belt. The number of confirmed cases in a given place is indicated in parentheses. Eq. Guinea, Equatorial Guinea.