Meningitis, BacterialMeningitis, Escherichia coliStreptococcus suisMeningitisMeningitis, PneumococcalMeningitis, AsepticMeningitis, ViralMeningitis, FungalMeningitis, HaemophilusMeningitis, MeningococcalMeningitis, CryptococcalBacteriaTuberculosis, MeningealCerebrospinal FluidMeningitis, ListeriaGram-Negative BacteriaSpinal PunctureEchovirus InfectionsGram-Positive BacteriaStreptococcus pneumoniaeNeisseria meningitidisAngiostrongylus cantonensisAnti-Bacterial AgentsBacteria, AnaerobicCeftriaxoneCerebrospinal Fluid ProteinsDNA, BacterialStreptococcal InfectionsNigerBacterial ProteinsRNA, Ribosomal, 16SMolecular Sequence DataMeningesHaemophilus influenzaeNeisseria meningitidis, Serogroup AEscherichia coliPhylogenyStreptococcus agalactiaeBacteria, AerobicMeningoencephalitisInfant, NewbornSerotypingSequence Analysis, DNAEnterovirus InfectionsAmpicillinCryptococcus neoformansDNA, RibosomalHaemophilus influenzae type bMicrobial Sensitivity TestsEnterovirus B, HumanEchovirus 9Meningeal CarcinomatosisColony Count, MicrobialLeukocytosisCryptococcosisStrongylida InfectionsSubarachnoid SpaceHydrocephalusCefotaximeBacterial InfectionsSepsisWater MicrobiologyCoccidioidomycosisDisease OutbreaksAntifungal AgentsPolymerase Chain ReactionPneumococcal InfectionsVirulenceBacteremiaGenes, BacterialBacterial Typing TechniquesEnterovirusMeningeal NeoplasmsGram-Negative Aerobic BacteriaAIDS-Related Opportunistic InfectionsBurkina FasoGram-Negative Anaerobic BacteriaBacterial Physiological PhenomenaBacterial AdhesionTogoMeningococcal InfectionsHaemophilus InfectionsRabbitsRNA, BacterialSoil MicrobiologyCulture MediaNeisseria meningitidis, Serogroup W-135