Respiratory Tract InfectionsUrinary Tract InfectionsUrinary TractAnti-Bacterial AgentsRespiratory SystemUrinary BladderUrinary CatheterizationParamyxoviridae InfectionsAnti-Infective Agents, UrinaryMetapneumovirusRespiratory Syncytial Virus InfectionsUrologic DiseasesBacteriuriaNasopharynxVesico-Ureteral RefluxUrinePyelonephritisBacterial InfectionsHuman bocavirusRespiratory Syncytial VirusesAcute DiseaseCommunity-Acquired InfectionsMoraxella (Branhamella) catarrhalisEscherichia coli InfectionsCommon ColdVirus DiseasesLower Urinary Tract SymptomsCystitisProteus InfectionsBronchitisRespiratory Tract DiseasesUropathogenic Escherichia coliHaemophilus influenzaePneumoniaInfant, NewbornDrug UtilizationUrographyBronchiolitisNitrofurantoinPyuriaStreptococcus pneumoniaeUrinary CalculiProspective StudiesPicornaviridae InfectionsOtitis MediaPharyngitisReproductive Tract InfectionsUrination DisordersPneumonia, ViralAnti-Infective AgentsUrinary Tract Physiological PhenomenaProteus mirabilisAmoxicillin-Potassium Clavulanate CombinationRhinovirusMicrobial Sensitivity TestsPhysician's Practice PatternsTonsillitisUrinary Bladder DiseasesUrinary IncontinenceUreterPneumonia, BacterialRespiratory Syncytial Virus, HumanHaemophilus InfectionsUrinalysisCoughTrimethoprim-Sulfamethoxazole CombinationBocavirusUrinary RetentionNeisseriaceae InfectionsUrethraSeasonsDrug Resistance, BacterialGastrointestinal TractParvovirinaeParvoviridae InfectionsEscherichia coliLungSinusitisMycoplasma pneumoniaeDiagnostic Test ApprovalTrimethoprimDrug PrescriptionsMacrolidesUrodynamicsFluoroquinolonesRetrospective StudiesDrug Resistance, MicrobialVirusesRespiratory SoundsUrologic NeoplasmsCross InfectionTime FactorsRespiratory Tract NeoplasmsVaccinium macrocarponRisk FactorsNasal MucosaFeverGram-Negative Bacterial InfectionsBronchopneumoniaTechnetium Tc 99m Dimercaptosuccinic Acid