Streptococcus pneumoniaePneumococcal InfectionsStreptococcusKlebsiella pneumoniaeMicrobial Sensitivity TestsSerotypingAnti-Bacterial AgentsPenicillin ResistanceDrug Resistance, BacterialErythromycinMacrolidesPneumonia, PneumococcalNasopharynxPenicillinsBacterial ProteinsKlebsiella InfectionsKetolidesMeningitis, PneumococcalStreptococcus pyogenesMycoplasma pneumoniaeStreptococcal InfectionsPneumococcal VaccinesStreptococcus mutansElectrophoresis, Gel, Pulsed-FieldDNA, BacterialAnti-Infective AgentsFluoroquinolonesLevofloxacinDrug Resistance, MicrobialAminoacyltransferasesDrug Resistance, Multiple, BacterialPenicillin-Binding ProteinsBacterial CapsulesOfloxacinCefotaximeOtitis MediaStreptococcus agalactiaeBacterial Typing TechniquesCeftriaxoneCarrier Statebeta-LactamasesSequence Analysis, DNACephalosporinsbeta-Lactam ResistanceStreptolysinsDNA Topoisomerase IVMultilocus Sequence TypingGenes, BacterialMolecular Sequence DataRespiratory Tract InfectionsChild Day Care CentersPolymerase Chain ReactionSpainStreptococcus mitisBacteremiaMolecular EpidemiologyAmoxicillinJosamycinMethyltransferasesPeptidyl TransferasesCiprofloxacinDNA GyraseGenotypeClindamycinMuramoylpentapeptide CarboxypeptidaseHexosyltransferasesStreptococcus oralisBloodStreptococcus suisPneumonia, MycoplasmaHaemophilus influenzaeMoraxella (Branhamella) catarrhalisStreptococcus Phagesbeta-LactamsCephalosporin ResistanceCarbapenemsN-Acetylmuramoyl-L-alanine AmidaseStreptococcus bovisGenetic VariationTransformation, BacterialDrug Resistance, MultipleAntibodies, BacterialQuinolonesMutationVirulenceNaphthyridinesCommunity-Acquired InfectionsDNA FingerprintingStreptococcus equiGram-Positive BacteriaPolysaccharides, BacterialAza CompoundsMeningitis, BacterialColony Count, MicrobialVaccines, ConjugatePlasmidsPopulation SurveillanceBase SequenceAntigens, BacterialEscherichia coli