Multiple SclerosisSclerosisEpidemiologyAmyotrophic Lateral SclerosisTuberous SclerosisMolecular EpidemiologyScleroderma, SystemicMultiple Sclerosis, Chronic ProgressiveIncidencePrevalenceEncephalomyelitis, Autoimmune, ExperimentalSEER ProgramRisk FactorsScleroderma, DiffuseMagnetic Resonance ImagingDemyelinating DiseasesDiffuse Cerebral Sclerosis of SchilderUnited StatesDisease OutbreaksSpinal CordEpidemiologic MethodsBrainOptic NeuritisScleroderma, LimitedAge DistributionMyelin Basic ProteinGenotypeBias (Epidemiology)Population SurveillanceAge FactorsCase-Control StudiesDisease ProgressionMotor Neuron DiseaseRetrospective StudiesSuperoxide DismutaseInfant, NewbornConfounding Factors (Epidemiology)Oligoclonal BandsInterferon-betaMyelin SheathCohort StudiesSeasonsEpidemiologic Research DesignTime FactorsMyelin-Oligodendrocyte GlycoproteinRaynaud DiseaseAge of OnsetAngiomyolipomaDisability EvaluationDisease Models, AnimalPeritoneal FibrosisEpilepsy, Temporal LobeSeverity of Illness IndexScleroderma, LocalizedSex DistributionCluster AnalysisSex FactorsPhylogenyMotor NeuronsBacterial Typing TechniquesCross InfectionGenetic Predisposition to DiseaseAtrophyPolymerase Chain ReactionProspective StudiesMyelin ProteinsPublic HealthElectrophoresis, Gel, Pulsed-FieldOligodendrogliaNeuromyelitis OpticaEuropeDNA FingerprintingMyelin-Associated GlycoproteinItalyRegistriesLaboratory PersonnelSerotypingCentral Nervous SystemTreatment OutcomeGenetic VariationFollow-Up StudiesAutoantibodiesCausalityReproducibility of ResultsCross-Sectional StudiesSequence Analysis, DNAHistory, 20th CenturyImmunologic FactorsWorld HealthMolecular Sequence DataMyelin Proteolipid ProteinRhabdomyomaFranceRNA-Binding Protein FUSRecurrenceDNA, BacterialBiological MarkersSkinPolymorphism, Restriction Fragment LengthMolecular Typing