Anti-Bacterial AgentsAntibiotic ProphylaxisMicrobial Sensitivity TestsDrug Resistance, BacterialAminoglycosidesBacterial InfectionsDrug Resistance, MicrobialStreptomycesDrug UtilizationMacrolidesBacteriaGentamicinsErythromycinPenicillinsAntibiotics, Antineoplasticbeta-LactamsAnti-Infective AgentsClindamycinFermentationDrug PrescriptionsAmpicillinTetracyclineAzithromycinSurgical Wound InfectionViomycinStaphylococcus aureusSuppurationGram-Positive BacteriaCefuroximeDrug Resistance, Multiple, BacterialVancomycinCephalosporinsNeomycinAmoxicillinGram-Negative BacteriaPhysician's Practice PatternsPharyngitisRespiratory Tract InfectionsSinusitisEscherichia coliThienamycinsBacterial ProteinsAcute DiseasePseudomonas aeruginosaChemistryStaphylococcal InfectionsChemical PhenomenaChloramphenicolGram-Negative Bacterial InfectionsCarbapenemsUrinary Tract InfectionsProsthesis-Related InfectionsMicrobial ViabilityCross InfectionTreatment OutcomeMethicillin-Resistant Staphylococcus aureusDrug Therapy, CombinationMetronidazoleBiofilmsClarithromycinRhinitisStreptococcal Infectionsbeta-LactamasesMolecular StructureCulture MediaFeverMagnetic Resonance SpectroscopyGenes, BacterialTime FactorsPeptidesMolecular Sequence DataDiarrheaRetrospective StudiesKanamycinProspective StudiesStreptomycinCiprofloxacinChromatography, High Pressure LiquidCefazolinPenicillin GInfant, NewbornLactamsTobramycinDNA, BacterialAmino Acid SequenceRisk FactorsKineticsPenicillin ResistanceLincomycinDose-Response Relationship, DrugPolymyxinsCephaloridineLeucomycinsOxytetracyclineStaphylococcusMicromonosporaCeftriaxoneAnthraquinonesBacteremiaPseudomonas Infections