CefotaximePenicillinsPenicillin GPenicillin ResistancePenicillin VCephalosporinsPenicillin G ProcainePenicillin AmidaseMicrobial Sensitivity TestsAnti-Bacterial AgentsPenicillin G BenzathineMoxalactambeta-LactamasesCephalosporin ResistanceStreptococcus pneumoniaeCephamycinsPenicillin-Binding Proteinsbeta-LactamsCeftriaxoneCefoperazoneCeftazidimeDrug Resistance, MicrobialMuramoylpentapeptide CarboxypeptidaseAmpicillinPenicillinaseEnterobacteriaceaeCeftizoximePeptidyl TransferasesHexosyltransferasesPneumococcal InfectionsLactamsNeisseria gonorrhoeaebeta-Lactam ResistanceCephalosporinaseDrug Resistance, BacterialBacteriaCefuroximeCefoxitinStreptococcal InfectionsAztreonamCefmenoximePiperacillinGonorrheaEnterobacteriaceae InfectionsImipenemPenicillanic AcidEscherichia coliGentamicinsErythromycinAmpicillin ResistanceStreptococcusClavulanic AcidThienamycinsEnterobacterCephalothinMeningitis, PneumococcalBacterial ProteinsKlebsiella pneumoniaeBacterial InfectionsAmoxicillinClavulanic AcidsCarbenicillinMeningitisAnti-Infective AgentsAzlocillinKlebsiellaDrug Resistance, Multiple, BacterialCiprofloxacinCefotiamCloxacillinVancomycinGram-Negative BacteriaOxacillinDrug HypersensitivityMezlocillinTobramycinAcremoniumTetracyclineCulture MediaSerotypingChloramphenicolKlebsiella InfectionsDrug SynergismSerum Bactericidal TestAmoxicillin-Potassium Clavulanate CombinationProteusStaphylococcus aureusPneumonia, PneumococcalEndocarditis, BacterialFluoroquinolonesStaphylococcusClindamycinIsoelectric FocusingSulbactamCephaloridinePharyngitisDNA, BacterialEnterococcus faecalisHaemophilus influenzaeTicarcillin