Disease OutbreaksListeriosisListeria monocytogenesMeningitis, ListeriaFoodborne DiseasesFood MicrobiologyListeriaFood ContaminationCheeseMeat ProductsCucumis meloSerotypingElectrophoresis, Gel, Pulsed-FieldFood Service, HospitalPregnancy Complications, InfectiousApium graveolensGastroenteritisAbortion, SepticPopulation SurveillanceRibotypingInfectious Disease Incubation PeriodFood HandlingSalmonella Food PoisoningCitrullusMolecular EpidemiologyCommunicable Diseases, EmergingBacterial Typing TechniquesNorovirusCross InfectionDNA, BacterialPregnancyInfant, NewbornSpleenGoat DiseasesFranceCentral Nervous System Bacterial InfectionsCattle DiseasesIncidenceVirulencePhylogenyWales