[community-acquired bacterial meningitis in the loire-atlantic region: evolution of pneumococcal and meningococcal sensitivity to penicillin]. | an epidemiological study of community-acquired bacterial meningitis was conducted in loire-atlantique in subjects aged over 1 month. risk factors and changes in pneumococcal and meningococcal susceptibility to betalactams were analyzed. | 1999 | 10093595 |