GermanyGermany, WestGermany, EastEuropeBerlinParisNational SocialismAustriaIncidencePrevalenceRisk FactorsPopulation SurveillanceQuestionnairesPhylogenyTravelCross-Cultural ComparisonSequence Analysis, DNAAge DistributionSeasonsPolymerase Chain ReactionCross-Sectional StudiesFoxesGenotypeProspective StudiesHistory, 20th CenturyDNA, BacterialInfant, NewbornRegistriesGeographyRetrospective StudiesDisease NotificationTime FactorsDisease OutbreaksEuropean UnionHistory, 19th CenturyAge FactorsMandatory ReportingInternationalityBacterial Typing TechniquesSwitzerlandBelgiumMolecular EpidemiologySerotypingAnti-Bacterial AgentsMolecular TypingMolecular Sequence DataCohort StudiesWorld War IIElectrophoresis, Gel, Pulsed-FieldGenetic VariationAfrica, NorthernTreatment Outcome