Klebsiella pneumoniaeKlebsiella InfectionsBacteriaKlebsiella oxytocaGram-Negative BacteriaGram-Positive Bacteriabeta-LactamasesBacterial ProteinsEnterobacteriaceaeEscherichia coliBacteria, AnaerobicDNA, BacterialMicrobial Sensitivity TestsMolecular Sequence DataEnterobacterRNA, Ribosomal, 16SBacteria, AerobicGenes, BacterialPhylogenySequence Analysis, DNACarbapenemsbeta-Lactam Resistance