Anti-Bacterial AgentsAntibiotic ProphylaxisMicrobial Sensitivity TestsDrug Resistance, BacterialDrug Resistance, MicrobialAntibiotics, AntineoplasticStreptomycesLethal Dose 50AminoglycosidesBacterial InfectionsAdministration, OralBacteriaRadiation DosageGentamicinsTime FactorsDrug Administration ScheduleDrug UtilizationTreatment Outcomebeta-LactamsPenicillinsEscherichia coliErythromycinCephalosporinsAmpicillinFermentationRadiometryAnti-Infective AgentsStaphylococcus aureusTetracyclineMacrolidesDrug Therapy, CombinationDrug Resistance, Multiple, BacterialBacterial ProteinsInjections, IntravenousDouble-Blind MethodKanamycinGram-Positive BacteriaPseudomonas aeruginosaStreptomycinVancomycinGram-Negative BacteriaDose-Response Relationship, RadiationCefazolinCiprofloxacinDose FractionationStaphylococcal InfectionsDrug PrescriptionsRadiotherapy DosageSurgical Wound InfectionInfusions, IntravenousTobramycinArea Under CurvePenicillin GChemistryChloramphenicolHalf-LifeLactamsChemical PhenomenaClindamycinProspective StudiesDNA, BacterialNeomycinPhysician's Practice PatternsAmoxicillinPenicillin ResistanceDrug InteractionsRetrospective StudiesCeftriaxoneDrug SynergismCulture MediaMolecular StructureLincomycinAntifungal AgentsPolymyxinsOxytetracyclineColony Count, MicrobialAzithromycinCephaloridinebeta-LactamasesLeucomycinsCefotaximeAnthraquinonesThienamycinsRadiotherapy Planning, Computer-AssistedCross InfectionStaphylococcusCefuroximePseudomonas InfectionsRifampinChromatography, High Pressure LiquidMolecular Sequence DataFluoroquinolonesBacteremiaAcute DiseaseFecesMagnetic Resonance SpectroscopyGram-Negative Bacterial InfectionsMicromonosporaBiofilmsUrinary Tract Infections