Disease OutbreaksFoodborne DiseasesGastroenteritisSalmonella Food PoisoningNorovirusFood MicrobiologyCross InfectionPopulation SurveillanceFood ContaminationElectrophoresis, Gel, Pulsed-FieldCommunicable Diseases, EmergingSwimming PoolsMolecular EpidemiologyWater MicrobiologyFood HandlingMeaslesPhylogenyFecesShipsSerotypingCholeraInfection ControlInfluenza, HumanWater SupplyContact TracingAlphavirus InfectionsBacterial Typing TechniquesSeasonsSequence Analysis, DNADisease NotificationHepatitis AChikungunya virusInfluenza in BirdsCommunicable Disease ControlCluster AnalysisCryptosporidiosisMeasles VaccineCommunicable DiseasesZoonosesBioterrorismPoultryEchovirus InfectionsMumpsMolecular TypingEscherichia coli InfectionsQuarantineDNA, BacterialTravelGenotypeEscherichia coli O157Polymerase Chain ReactionDiarrheaLegionnaires' DiseaseMeat ProductsDisease Transmission, InfectiousHemorrhagic Fever, EbolaPublic Health InformaticsSalmonella InfectionsWater PollutionDNA FingerprintingPatient IsolationEggsDysentery, BacillaryEpidemicsSentinel SurveillanceDisease ReservoirsSerratia InfectionsInfluenza A Virus, H5N1 SubtypeFood ParasitologySalmonella enteritidisMeningitis, AsepticChild Day Care CentersHepatitis A virusMilitary PersonnelMolecular Sequence DataCampingDengueUnited StatesHorse DiseasesIncidenceMeasles-Mumps-Rubella VaccineAntibodies, ViralPoliomyelitisCattle DiseasesDemocratic Republic of the CongoSalmonellaInfluenza A Virus, H1N1 SubtypeShellfishBotulismConjunctivitis, Acute HemorrhagicRecreationBacteriophage TypingDrug ContaminationCryptosporidiumSchoolsHydrotherapyVaccinationMass VaccinationOstreidaeAir Conditioning