| incidence, seasonality, age distribution, and mortality of pneumococcal meningitis in burkina faso and togo. | streptococcus pneumoniae causes a substantial proportion of meningitis cases in the african meningitis belt; however, few reports exist to quantify its burden and characteristics. we conducted population-based and sentinel hospital surveillance of acute bacterial meningitis among persons of all ages in burkina faso and togo in 2002-2006. s. pneumoniae and other organisms were identified by culture, polymerase chain reaction, or detection of antigen in cerebrospinal fluid (csf). information was c ... | 2009 | 19191614 |