Otitis MediaOtitis Media with EffusionOtitis ExternaOtitis Media, SuppurativeEar, MiddleOtitisAcute DiseaseMiddle Ear VentilationEustachian TubeOtoscopyHaemophilus influenzaePneumococcal InfectionsAmoxicillin-Potassium Clavulanate CombinationNasopharynxTympanic MembraneChinchillaStreptococcus pneumoniaeMoraxellaceae InfectionsOtolaryngologyHaemophilus InfectionsAmoxicillinTympanic Membrane PerforationMoraxella (Branhamella) catarrhalisMastoiditisLabyrinthitisRespiratory Tract InfectionsOtoscopesEaracheAcoustic Impedance TestsPneumococcal VaccinesCefaclorChild Day Care CentersAnti-Bacterial AgentsXylitolAzithromycinVaccines, ConjugateSulfisoxazoleHuman bocavirusDiagnostic Techniques, OtologicalRecurrenceNasopharyngeal DiseasesCefuroximeMicrobial InteractionsSinusitisBenzethoniumExudates and TransudatesVagus Nerve InjuriesNeisseriaceae InfectionsSchools, NurseryAcademies and InstitutesPenicillinsAdenoidectomyStreptolysinsClavulanic AcidCarrier StateSerotypingMeningococcal VaccinesMetapneumovirusNasopharyngitisProspective StudiesNasal Lavage FluidPenicillin ResistanceLabyrinthine FluidsBacterial InfectionsClavulanic AcidsIncusInfant, NewbornHearing Loss, ConductiveRound Window, EarCephalosporinsEar CanalNetherlandsDrug UtilizationAntibodies, BacterialParental NotificationEar DiseasesCholesteatoma, Middle EarDouble-Blind MethodTreatment OutcomeVirus DiseasesHaemophilus VaccinesDrug Therapy, CombinationTympanoplastyIsraelMicrobial Sensitivity TestsGerbillinaeCoinfectionFeverCeftriaxoneAdenoidsPharyngitisMastoidPediatricsVirusesBacterial CapsulesDisease Models, AnimalMultilocus Sequence TypingMalasseziaAdministration, TopicalPractice Guidelines as Topic