Anti-Bacterial AgentsAntibiotic ProphylaxisMicrobial Sensitivity TestsDrug Resistance, BacterialDrug Resistance, MicrobialAntibiotics, AntineoplasticAdministration, OralStreptomycesAminoglycosidesTime FactorsBacterial InfectionsGentamicinsBacteriaDrug Administration ScheduleDouble-Blind MethodDrug UtilizationPenicillinsbeta-LactamsAnti-Infective AgentsTreatment OutcomeCephalosporinsLethal Dose 50ErythromycinAmpicillinTetracyclineHalf-LifeArea Under CurveEscherichia coliDrug Therapy, CombinationFermentationInjections, IntravenousStaphylococcus aureusMacrolidesDrug Resistance, Multiple, BacterialCiprofloxacinBacterial ProteinsDose-Response Relationship, DrugCefazolinPseudomonas aeruginosaKanamycinVancomycinAzithromycinGram-Positive BacteriaSurgical Wound InfectionStreptomycinRadiation DosageDrug InteractionsGram-Negative BacteriaStaphylococcal InfectionsTobramycinPenicillin GCeftriaxoneClindamycinBiological AvailabilityDrug PrescriptionsLactamsChemistryChloramphenicolChemical PhenomenaOxytetracyclineDrug CombinationsDose-Response Relationship, RadiationPenicillin ResistanceAmoxicillinCross-Over StudiesDNA, BacterialNeomycinDoxycyclineChromatography, High Pressure LiquidMetronidazoleProspective StudiesPhysician's Practice PatternsCefuroximeCefotaximeFecesRifampinAntifungal AgentsInfusions, IntravenousInjections, IntramuscularFluoroquinolonesLincomycinCulture MediaMolecular StructurePolymyxinsbeta-LactamasesColony Count, MicrobialUrinary Tract InfectionsDrug SynergismCephaloridineLeucomycinsCross InfectionStaphylococcusThienamycinsMolecular Sequence DataDisease Models, AnimalMagnetic Resonance SpectroscopyAnthraquinonesAcute DiseaseRetrospective StudiesMicromonospora