Citrobacter freundiiCitrobacterCitrobacter rodentiumEnterobacteriaceae InfectionsInternational Classification of Functioning, Disability and HealthEscherichiaCitrobacter koseriIndolesEnterobacteriaceaeCephalosporinasebeta-LactamasesEnterobacterEnterobacter cloacaeMicrobial Sensitivity TestsCefotaximeDicloxacillinPyronineSerratiaIndole AlkaloidsGram-Negative BacteriaProteus vulgarisCephalosporinsUranium CompoundsAnti-Bacterial AgentsEscherichia coliBacteriaCeftazidimeKlebsiella oxytocaBacterial ProteinsSerratia marcescensCefotiamGenes, BacterialCefmenoximeMonobactamsCephaloridineDrug Resistance, MicrobialPlasmidsbeta-LactamsPenicillinaseKlebsiellaMolecular Sequence DataCephalosporin ResistanceCloxacillinbeta-Lactam ResistanceDNA, BacterialThienamycinsGram-Positive BacteriaConjugation, GeneticCefiximeProteus mirabilisCarbapenemsProteusAmpicillinKlebsiella pneumoniaePenicillanic AcidSalmonellaCeftizoximeBase SequenceEscherichia coli ProteinsIsoelectric FocusingChromosomes, BacterialImipenem