CefoperazoneSulbactamMoxalactamCephalosporinsCephamycinsCefotaximeCefotetanAztreonamAnti-Bacterial AgentsCefoxitinMicrobial Sensitivity TestsCeftazidimeEnterobacterEnoxacinBacteriabeta-LactamsPiperacillinBacteroides fragilisbeta-LactamasesCefamandoleCefmetazoleEnterobacteriaceaeImipenemCefsulodinPenicillanic AcidDrug Resistance, MicrobialHalf-LifeAzlocillinCeftizoximeEnterobacteriaceae InfectionsPseudomonas aeruginosaBacterial Infections