CefamandoleMandelic AcidsCephalosporinsCephalothinCefazolinCefoxitinCephapirinCephalosporinaseMicrobial Sensitivity TestsCefonicidCefuroximeEnterobacteriaceaeCephaloridinePenicillin ResistanceAmpicillinCarbenicillinCephamycinsMoxalactamCephalexinMethicillinPremedicationBacteriaCefoperazoneHypoprothrombinemiasTobramycinAnti-Bacterial AgentsEnterobacterHalf-LifeStaphylococcusDrug Resistance, MicrobialProteusSarcinaCefotaximePenicillinaseTicarcillinCefaclor