Central Nervous System DiseasesNervous System DiseasesCentral Nervous System Viral DiseasesMeningoencephalitisCentral Nervous System InfectionsCentral Nervous SystemBrainSubacute Sclerosing PanencephalitisAIDS Dementia ComplexBrain DiseasesMaus Elberfeld virusCerebrospinal FluidMeningesDemyelinating DiseasesEnterovirus InfectionsAstrocytesNervous SystemNeuronsMagnetic Resonance ImagingDisease Models, AnimalAutonomic Nervous System DiseasesLamin Type ADigestive System DiseasesCells, CulturedPeripheral Nervous SystemPeripheral Nervous System DiseasesCause of DeathAutopsyEnteric Nervous SystemCentral Nervous System NeoplasmsHeart Conduction SystemTime FactorsAutonomic Nervous SystemRisk FactorsImmune System DiseasesEndocrine System DiseasesSympathetic Nervous SystemNervous System Physiological PhenomenaMutationImmunohistochemistryCohort StudiesInfant, NewbornRetrospective StudiesNervous System NeoplasmsDepressionSymptom Assessment