Acinetobacter baumanniiAcinetobacter InfectionsDrug Resistance, Multiple, BacterialColistinMinocyclineAcinetobacterAnti-Bacterial AgentsCarbapenemsMicrobial Sensitivity TestsAcinetobacter calcoaceticusCross InfectionDrug Resistance, BacterialImipenembeta-LactamasesTreatment Outcomebeta-Lactam ResistanceThienamycinsElectrophoresis, Gel, Pulsed-FieldSulbactamDNA, BacterialIntensive Care UnitsBacterial ProteinsMolecular TypingRetrospective StudiesDNA FingerprintingBacterial Typing TechniquesSequence Analysis, DNABacteremiaHospitalsIntegronsMultilocus Sequence TypingMolecular EpidemiologyMolecular Sequence DataGram-Negative BacteriaPneumonia, BacterialGram-Negative Bacterial InfectionsDisease OutbreaksProspective StudiesOutcome Assessment (Health Care)Polymerase Chain ReactionGenes, BacterialTime FactorsGenotypeFollow-Up Studiesbeta-LactamsDisk Diffusion Antimicrobial TestsPrognosisAmikacinPolymyxin BMonobactamsDrug Resistance, MicrobialMicrobial ViabilityCluster AnalysisPseudomonas aeruginosa