Pneumococcal InfectionsPneumococcal VaccinesStreptococcus pneumoniaeVaccines, ConjugateMeningitis, PneumococcalPneumonia, PneumococcalSerotypingStreptolysinsVaccinationBacteremiaIncidencePopulation SurveillanceNasopharynxMeningococcal VaccinesChild, HospitalizedImmunity, HerdEmpyemaInfant, NewbornTennesseeCarrier StateImmunization ScheduleAntibodies, BacterialUtahDrug Resistance, BacterialCerebrospinal FluidBacterial VaccinesAnti-Bacterial AgentsImmunization ProgramsPenicillin ResistanceEmpyema, SubduralPenicillinsBacterial Typing TechniquesBloodMicrobial Sensitivity TestsBacterial CapsulesAge DistributionSeasonsUnited StatesAfrica, EasternOtitis MediaHemoglobin CRisk FactorsChinchillaBacterial ProteinsMultilocus Sequence TypingPolysaccharides, BacterialCase-Control StudiesSpainWalesChild Day Care CentersDrug Resistance, Multiple, BacterialDenmarkOpsonin ProteinsSepsisAlbertaMozambiquePerinatal CareDisease SusceptibilityPrevalenceAlaskaHospitalizationMeningitis, BacterialMolecular EpidemiologyRetrospective StudiesMalawiCaribbean RegionN-Acetylmuramoyl-L-alanine AmidaseTrimethoprim-Sulfamethoxazole CombinationImmunization, SecondaryMinnesotaScotlandCost-Benefit AnalysisImmunoglobulin GInfluenza, HumanCommunity-Acquired InfectionsAge FactorsProspective StudiesEnglandAntigens, BacterialDrug Resistance, MicrobialInfluenza VaccinesRespiratory Tract InfectionsCohort StudiesPoisson DistributionMultivariate AnalysisImmunizationHIV InfectionsOrthomyxoviridaeSex DistributionDNA, BacterialRespiratory Syncytial VirusesGenotypeComorbidityVirulenceProbabilityEnzyme-Linked Immunosorbent AssayPolymerase Chain ReactionSequence Analysis, DNAPhagocytosisLogistic Models