EnterobacteriaceaeKlebsiella pneumoniaeEnterobacteriaceae InfectionsKlebsiella InfectionsKlebsiella oxytocabeta-LactamasesMicrobial Sensitivity TestsEnterobacterbeta-Lactam ResistanceCarbapenemsProteusSerratiaAnti-Bacterial AgentsBacteriological Techniquesbeta-LactamsCephalosporinsGram-Negative BacteriaEscherichiaKlebsiellaEscherichia coliBacterial ProteinsDrug Resistance, Multiple, BacterialCitrobacterDrug Resistance, BacterialDNA, BacterialCeftazidimeCross InfectionBacteriaGram-Negative Bacterial InfectionsEnterobacter cloacaePlasmidsProteus mirabilisSerratia marcescensCefotaximeConjugation, GeneticCephalosporin ResistanceAztreonamThienamycinsSalmonellaCulture MediaPenicillanic AcidEnterobacter aerogenesPseudomonas aeruginosaGenes, BacterialCitrobacter freundiiImipenemDrug Resistance, MicrobialFecesEvaluation Studies as TopicBacteremiaGram-Positive BacteriaShigellaVibrionaceaeQuinolonesKluyveraBacterial InfectionsPiperacillinHospitalsAnti-Infective AgentsMolecular Sequence DataProvidenciaSequence Analysis, DNAAzabicyclo CompoundsPseudomonadaceaeClavulanic AcidElectrophoresis, Gel, Pulsed-FieldMinocyclineAminoglycosidesErwiniaCefoxitinCiprofloxacinEscherichia coli InfectionsAcinetobacterDisk Diffusion Antimicrobial TestsPolymerase Chain ReactionBacteria, AerobicFluoroquinolonesIntegronsSpecies SpecificityMolecular TypingBacterial Typing TechniquesMultilocus Sequence TypingUrinary Tract InfectionsNitrogenaseGene Transfer, HorizontalCarbenicillinCephalothinLiver AbscessAmpicillinColistinColony Count, MicrobialMonobactamsNitrogen FixationAgarFermentationIsoelectric FocusingAmikacinPenicillinsAntisepsisPseudomonas