Klebsiella pneumoniaeKlebsiella InfectionsStreptococcus pneumoniaeMycoplasma pneumoniaeKlebsiella oxytocabeta-LactamasesPneumonia, MycoplasmaMicrobial Sensitivity TestsPneumococcal InfectionsBacterial ProteinsChlamydophila InfectionsEnterobacteriaceaebeta-Lactam ResistanceDNA, BacterialCarbapenemsDrug Resistance, BacterialAnti-Bacterial AgentsEnterobacterPneumonia, PneumococcalPneumonia, BacterialDrug Resistance, Multiple, BacterialLiver AbscessEscherichia coliGenes, BacterialNitrogenasebeta-LactamsCephalosporinsBacterial CapsulesNitrogen FixationGram-Negative BacteriaPlasmidsEnterobacteriaceae InfectionsCross InfectionMolecular Sequence DataPenicillin ResistanceAnti-Infective AgentsSerotypingNasopharynxAntibodies, BacterialBacteremiaChlamydia InfectionsPolymerase Chain ReactionCeftazidimeCefotaximeEnterobacter aerogenesElectrophoresis, Gel, Pulsed-FieldLiver Abscess, PyogenicFluoroquinolonesPolysaccharides, BacterialPenicillinsStreptolysinsConjugation, GeneticSequence Analysis, DNAMeningitis, PneumococcalCephalosporin ResistanceGram-Negative Bacterial InfectionsThienamycinsMolybdoferredoxinBase SequenceCommunity-Acquired InfectionsMacrolidesColony Count, MicrobialBacterial InfectionsRespiratory Tract InfectionsImipenemMultilocus Sequence TypingGram-Positive BacteriaQuinolonesBacteriological TechniquesHospitalsPneumococcal VaccinesCulture MediaGene Expression Regulation, BacterialAcetyleneCiprofloxacinColistinTransformation, BacterialEscherichia coli InfectionsHaemophilus influenzaeMinocyclineProteus mirabilisAmino Acid SequenceDrug Resistance, MicrobialBacterial Typing TechniquesCefoxitinMutationErythromycinCarrier StateBacterial AdhesionEnterobacter cloacaeAntigens, BacterialProteusMycoplasmaHistidine Ammonia-LyaseNaphthyridinesMolecular TypingOperonRhinoscleromaVirulenceIsoelectric Focusing