Central Nervous System InfectionsCentral Nervous System Bacterial InfectionsCentral Nervous System Viral DiseasesCentral Nervous System Fungal InfectionsCerebrospinal FluidBrain AbscessCentral Nervous System DiseasesMeningitis, ViralMeningitisMeningoencephalitisEncephalitisEncephalitis, ViralMeningitis, BacterialMeningitis, AsepticSandfly fever Naples virusCentral Nervous System Protozoal InfectionsMaus Elberfeld virusSpinal PunctureMeningitis, CryptococcalCentral Nervous SystemEncephalitis, Herpes SimplexEnterovirus InfectionsCryptococcosisBrainCoronavirus InfectionsBrain DiseasesImmune SystemMurine hepatitis virusGram-Positive Bacterial InfectionsPolymerase Chain ReactionAntifungal AgentsNervous System DiseasesDisease Models, AnimalInfant, NewbornAnti-Bacterial AgentsVirus DiseasesCentral Nervous System NeoplasmsNervous SystemHerpes Simplex