Otitis MediaOtitis Media with EffusionOtitis Media, SuppurativePneumoniaEar, MiddleOtitis ExternaPneumonia, BacterialChinchillaMiddle Ear VentilationEustachian TubeOtitisPneumonia, PneumococcalPneumonia, ViralHaemophilus influenzaeOtoscopyCulture MediaHaemophilus InfectionsPneumococcal InfectionsCryptogenic Organizing PneumoniaMastoiditisAcute DiseaseStreptococcus pneumoniaePneumonia, PneumocystisAcoustic Impedance TestsTympanic Membrane PerforationTympanic MembraneMoraxellaceae InfectionsPneumonia, StaphylococcalLabyrinthitisNasopharynxMoraxella (Branhamella) catarrhalisPneumonia, Ventilator-AssociatedAmoxicillin-Potassium Clavulanate CombinationPneumonia, AspirationCholesteatoma, Middle EarOtolaryngologyAmoxicillinAnti-Bacterial AgentsCommunity-Acquired InfectionsPneumonia, MycoplasmaRespiratory Tract InfectionsTympanoplastyOtoscopesEar DiseasesPneumococcal VaccinesAdenoidsMastoidPneumonia, LipidHearing LossSulfisoxazoleVaccines, ConjugateEaracheDiagnostic Techniques, OtologicalEar CanalRecurrenceNeisseriaceae InfectionsAdenoidectomyAzithromycinDisease Models, AnimalLung Diseases, InterstitialChild Day Care CentersSinusitisProspective StudiesChronic DiseaseCefaclorLungHearing TestsStreptolysinsAntibodies, BacterialExudates and TransudatesInfant, NewbornMucous MembraneXylitolTreatment OutcomeMass MediaAudiometryRetrospective StudiesNasopharyngeal DiseasesPenicillinsOtologic Surgical ProceduresTime FactorsTrimethoprim-Sulfamethoxazole CombinationBacterial InfectionsIdiopathic Interstitial PneumoniasSerotypingHaemophilus VaccinesCefuroximeFacial ParalysisMicrobial Sensitivity TestsCarrier StateBacterial ProteinsMyringoplastyHuman bocavirusBacterial VaccinesCerumenMycoplasma bovisHearing Loss, ConductiveEar OssiclesCulture Media, Conditioned