Haemophilus influenzaeHaemophilus InfectionsHaemophilusHaemophilus influenzae type bHaemophilus VaccinesHaemophilus ducreyiMeningitis, HaemophilusBacteriaHaemophilus parasuisOtitis MediaChinchillaMoraxella (Branhamella) catarrhalisAmpicillinHaemophilus parainfluenzaeBacterial CapsulesBacterial Outer Membrane ProteinsAmpicillin ResistanceDNA, BacterialPolysaccharides, BacterialMicrobial Sensitivity TestsChancroidStreptococcus pneumoniaeVaccines, ConjugateBacterial ProteinsAnti-Bacterial AgentsAntibodies, BacterialHaemophilus somnusGenes, BacterialMolecular Sequence DataGram-Negative BacteriaGram-Positive BacteriaTransformation, BacterialRespiratory Tract InfectionsAmoxicillin-Potassium Clavulanate CombinationVaccines, CombinedNasopharynxbeta-LactamasesEpiglottitisCephalosporinsBacterial AdhesionDiphtheria ToxoidEar, MiddleCulture MediaChloramphenicolDiphtheria-Tetanus-Pertussis VaccineCefaclorBlood Bactericidal ActivityTetanus ToxoidPenicillin ResistanceMeningitis, BacterialDrug Resistance, MicrobialMeningitisOropharynxEscherichia coliAntigens, BacterialMoraxellaceae InfectionsSerotypingAmino Acid SequenceCefuroximeCarrier StateImmunization ScheduleBase SequenceOtitis Media with EffusionNeisseria meningitidisBacteria, AnaerobicTransferrin-Binding ProteinsCounterimmunoelectrophoresisTransformation, GeneticPoliovirus Vaccine, InactivatedPneumococcal InfectionsLipopolysaccharidesBacterial Typing TechniquesAdhesins, BacterialBacteria, AerobicBacterial VaccinesFimbriae, BacterialCefotaximeBacterial InfectionsPurpuraBacteriological TechniquesChloramphenicol ResistanceSequence Analysis, DNAAzithromycinErythromycinPharynxAmoxicillinSpecies SpecificityKetolidesSputumActinobacillusVirulenceDrug Resistance, BacterialAnti-Infective AgentsCloning, MolecularCefiximeConjunctivitis, BacterialTrimethoprimPhylogenyRNA, Ribosomal, 16SMutation