CefamandoleCefoxitinCephalosporinsMandelic AcidsCephalothinCefazolinMicrobial Sensitivity TestsCephalosporinaseCephapirinCephamycinsEnterobacteriaceaeMoxalactamAnti-Bacterial AgentsCefuroximeCephaloridineCefonicidPenicillin ResistanceCefoperazoneAmpicillinBacteriaDrug Resistance, MicrobialPremedicationBacteroides fragilisCarbenicillinbeta-LactamasesEnterobacterMethicillinCefotaximeProteusCephalexinStaphylococcusTobramycinbeta-LactamsOxacillinHypoprothrombinemiasPenicillinaseTicarcillinCeftizoximeHalf-LifeLactamsPenicillinsBacterial InfectionsCefotetanStaphylococcus aureusSarcinaCefmetazoleProbenecidCulture MediaCefaclorStaphylococcus epidermidisCeftriaxone