CefamandoleMandelic AcidsCephalosporinsCephalothinCefazolinCefoxitinCommerceCephapirinEconomic CompetitionCephalosporinaseMicrobial Sensitivity TestsCefonicidCefuroximeEnterobacteriaceaeCephaloridineHealth Care SectorPenicillin ResistanceAmpicillinCarbenicillinMarketingCephamycinsMoxalactamCephalexinMethicillinPremedicationBacteriaTaxesCefoperazoneDrug CostsInvestmentsHypoprothrombinemiasAnti-Bacterial AgentsMarketing of Health ServicesTobramycinCosts and Cost AnalysisDrugs, GenericEnterobacterHalf-LifeStaphylococcusDrug Resistance, MicrobialProteusSarcinaDrug IndustryCefotaximePenicillinaseFees and ChargesTicarcillinCefaclorModels, Econometric