StreptococcusStreptococcus pneumoniaeStreptococcus agalactiaeStreptococcus pyogenesStreptococcal InfectionsPeriodontal AbscessPharyngitisPharynxPneumococcal InfectionsKlebsiella pneumoniaeStreptococcus mutansBacteriaMycoplasma pneumoniaeAnemia, HemolyticPneumonia, PneumococcalBacterial ProteinsAnti-Bacterial AgentsMicrobial Sensitivity TestsStreptolysinsPenicillin ResistanceNasopharynxSerotypingMeningitis, PneumococcalAnemia, Hemolytic, AutoimmuneStreptococcus mitisDNA, BacterialMolecular Sequence DataBacterial CapsulesGram-Positive BacteriaDrug Resistance, BacterialPneumococcal VaccinesAnti-Infective AgentsStreptococcus oralisPenicillinsHemolysisStreptococcus suisFluoroquinolonesErythromycinGram-Negative BacteriaStreptococcus PhagesMacrolidesDrug Resistance, MicrobialBacteriological TechniquesGenes, BacterialAntigens, BacterialN-Acetylmuramoyl-L-alanine AmidaseHemolytic AgentsStreptococcus bovisHaemophilus influenzaeBacterial Typing TechniquesAntibodies, BacterialOtitis MediaSequence Analysis, DNAKlebsiella InfectionsPolysaccharides, BacterialCulture MediaTransformation, BacterialPneumonia, MycoplasmaKetolidesAnemia, Hemolytic, CongenitalCefotaximeStreptococcus equiCarrier StateColony Count, MicrobialMoraxella (Branhamella) catarrhalisGene Expression Regulation, BacterialReagent Kits, DiagnosticBacterial AdhesionBase SequenceVirulenceAmino Acid SequencePenicillin-Binding ProteinsLevofloxacinCeftriaxoneStreptococcus sobrinusEscherichia coliDNA Topoisomerase IVAminoacyltransferasesMutationPolymerase Chain ReactionRespiratory Tract InfectionsOfloxacinRNA, Ribosomal, 16SNaphthyridinesBacteremiaCephalosporinsCorynebacterium pyogenesMeningitis, BacterialPneumonia, BacterialBacteria, AnaerobicStreptococcus gordoniiStreptococcal VaccinesEnterococcus faecalisVaccines, ConjugateStreptococcus thermophilusDrug Resistance, Multiple, BacterialChlamydophila InfectionsAza CompoundsCommunity-Acquired InfectionsSpecies Specificity