Streptococcus pneumoniaeBacteremiaStreptococcusPneumococcal InfectionsKlebsiella pneumoniaeStreptococcus pyogenesStreptococcus mutansPneumonia, PneumococcalMycoplasma pneumoniaeAnti-Bacterial AgentsStreptococcal InfectionsStreptococcus agalactiaeMicrobial Sensitivity TestsBacterial ProteinsPenicillin ResistanceNasopharynxStreptolysinsSerotypingMeningitis, PneumococcalStreptococcus mitisBacterial CapsulesDrug Resistance, BacterialPneumococcal VaccinesPenicillinsStreptococcus oralisAnti-Infective AgentsFluoroquinolonesDNA, BacterialErythromycinStreptococcus suisStreptococcus PhagesDrug Resistance, MicrobialKlebsiella InfectionsMacrolidesStreptococcus bovisHaemophilus influenzaeN-Acetylmuramoyl-L-alanine AmidaseAntibodies, BacterialOtitis MediaPneumonia, MycoplasmaPolysaccharides, BacterialCefotaximeCarrier StateKetolidesGenes, BacterialStreptococcus equiTransformation, BacterialMolecular Sequence DataGram-Positive BacteriaCeftriaxoneLevofloxacinSepsisMoraxella (Branhamella) catarrhalisCommunity-Acquired InfectionsBloodPenicillin-Binding ProteinsPneumonia, BacterialOfloxacinAntigens, BacterialDNA Topoisomerase IVMeningitis, BacterialStreptococcus sobrinusCephalosporinsRespiratory Tract InfectionsAminoacyltransferasesColony Count, MicrobialVirulenceGram-Negative Bacterial InfectionsNaphthyridinesBacterial Typing TechniquesDrug Resistance, Multiple, BacterialStaphylococcus aureusBacterial AdhesionVaccines, ConjugateBacteriaElectrophoresis, Gel, Pulsed-FieldStreptococcal VaccinesSequence Analysis, DNAStaphylococcal InfectionsGram-Negative BacteriaBacteriological TechniquesEnterococcus faecalisHaemophilus InfectionsStreptococcus gordoniiGene Expression Regulation, BacterialCulture MediaPolymerase Chain ReactionChlamydophila InfectionsCiprofloxacinGram-Positive Bacterial InfectionsStreptococcus thermophilusAza CompoundsDNA GyraseHexosyltransferasesBacterial InfectionsPeptidyl TransferasesMuramoylpentapeptide CarboxypeptidaseOpsonin ProteinsQuinolonesNasopharyngeal Diseases