ImipenemAcinetobacter InfectionsAcinetobacter baumanniiAcinetobacter calcoaceticusThienamycinsCilastatinCarbapenemsAnti-Bacterial AgentsMicrobial Sensitivity Testsbeta-LactamasesDrug Resistance, Multiple, BacterialColistinDrug Resistance, BacterialCross InfectionDrug Resistance, MicrobialPseudomonas aeruginosaGram-Negative BacteriaSulbactamDNA, BacterialBacterial ProteinsCeftazidimeAmikacinGram-Negative Bacterial InfectionsMinocyclinebeta-Lactam ResistanceElectrophoresis, Gel, Pulsed-FieldMolecular Sequence DataEnterobacteriaceaePseudomonas InfectionsBacteremiaKlebsiella pneumoniaeCephalosporinsPiperacillinGenes, BacterialGram-Positive BacteriaBacteriaPneumonia, BacterialAcinetobacterLactamsSequence Analysis, DNABacterial Typing TechniquesAnti-Infective AgentsCiprofloxacinIntensive Care UnitsCyclopropanesPenicillanic AcidDNA FingerprintingDipeptidasesEnterobacteriaceae InfectionsCephalosporinaseBacteroides fragilisPlasmidsHospitalsIntegronsMolecular TypingPolymerase Chain ReactionAlkanesDisk Diffusion Antimicrobial TestsEscherichia coliProtocatechuate-3,4-DioxygenaseAminoglycosidesAztreonamAlcaligenesMolecular EpidemiologyBacteria, AnaerobicMonobactamsBacterial InfectionsDrug Resistance, MultipleDrug Therapy, CombinationTransformation, BacterialCulture MediaPenicillin-Binding ProteinsAmpicillinCefotaximeFluoroquinolonesMutationAdipatesColony Count, MicrobialKlebsiella InfectionsPorinsBase SequenceEnterobacter cloacaeMoraxellaClavulanic AcidDisease OutbreaksPenicillinsbeta-LactamsHospitals, MilitaryBacterial Outer Membrane ProteinsDrug ResistanceDrug SynergismAmino Acid SequenceConjugation, GeneticMuramoylpentapeptide CarboxypeptidaseEnterobacterTobramycinPolymyxin BRifampinHexosyltransferasesRNA, Ribosomal, 16S