CeftizoximeCefotaximeCephalosporinsCefoxitinCefmetazoleFormularies, HospitalBacteroides fragilisCefazolinCefonicidCefoperazoneHospital Bed Capacity, 500 and overBacteroides InfectionsCefamandoleMicrobial Sensitivity TestsCefotetanCefotiamAnti-Bacterial AgentsCephamycinsBlisterCephalosporin ResistanceMoxalactamLactamsCefuroximeBacteriaEnterobacterbeta-LactamasesDrug StabilityDrug Resistance, MicrobialBacteria, AnaerobicPenicillin GPenicillin ResistanceAmikacin