| [which vaccination strategies for african meningococcal meningitis?]. | in 1963, lapeyssonnie published a masterful description of the epidemiology of cerebrospinal meningococcal meningitis in the sahel region of africa (essentially due to the neisseria meningitidis sero-group a): geographic spread (meningitis belt), seasonal cycle (dry and cool season). when a combined polyosidic ac vaccine became available in the early 1970s, a disease control strategy was defined along the lines of epidemiological surveillance, prophylaxis of lethality by early treatment of cases ... | 2002 | 12696369 |