Streptococcus pneumoniaeStreptococcusPneumococcal InfectionsStreptococcus pyogenesStreptococcal InfectionsKlebsiella pneumoniaeStreptococcus agalactiaeStreptococcus mutansMycoplasma pneumoniaePneumonia, PneumococcalSerotypingBacterial ProteinsAnti-Bacterial AgentsMicrobial Sensitivity TestsStreptolysinsPenicillin ResistanceNasopharynxBacterial CapsulesMeningitis, PneumococcalPneumococcal VaccinesDrug Resistance, BacterialStreptococcus mitisDNA, BacterialHaemophilus influenzaeStreptococcus oralisPenicillinsStreptococcus suisFluoroquinolonesErythromycinBacteremiaAnti-Infective AgentsStreptococcus PhagesCarrier StateAntibodies, BacterialVirulenceMacrolidesNeisseriaceae InfectionsKingella kingaeN-Acetylmuramoyl-L-alanine AmidaseDrug Resistance, MicrobialStreptococcus bovisPolysaccharides, BacterialAntigens, BacterialOtitis MediaMolecular Sequence DataHaemophilus InfectionsGenes, BacterialVaccines, ConjugateKlebsiella InfectionsPneumonia, MycoplasmaMeningitis, BacterialKetolidesStreptococcus equiTransformation, BacterialCefotaximeElectrophoresis, Gel, Pulsed-FieldCommunity-Acquired InfectionsBacterial Typing TechniquesMoraxella (Branhamella) catarrhalisSequence Analysis, DNALevofloxacinPenicillin-Binding ProteinsCeftriaxoneBacterial AdhesionDNA Topoisomerase IVStreptococcus sobrinusGene Expression Regulation, BacterialAminoacyltransferasesOfloxacinDrug Resistance, Multiple, BacterialRespiratory Tract InfectionsPharyngitisNaphthyridinesVirulence FactorsCephalosporinsGram-Positive BacteriaPolymerase Chain ReactionMultilocus Sequence TypingPneumonia, BacterialStreptococcal VaccinesStaphylococcus aureusColony Count, MicrobialStreptococcus gordoniiChlamydophila InfectionsFasciitis, NecrotizingStreptococcus milleri GroupStreptococcus thermophilusAza CompoundsBacterial VaccinesBacterial Outer Membrane ProteinsMutationDNA GyraseCarrier ProteinsHexosyltransferasesEnterococcus faecalisPeptidyl TransferasesAmino Acid SequenceMolecular EpidemiologyMuramoylpentapeptide CarboxypeptidaseBacteria