CeftriaxoneCefotaximeAnti-Bacterial AgentsCephalosporinsMeningitis, PneumococcalMicrobial Sensitivity TestsCephalosporin ResistanceCefiximeGonorrheaNeisseria gonorrhoeaeStreptococcus pneumoniaebeta-LactamsDelayed DiagnosisPenicillin ResistanceExcitatory Amino Acid Transporter 2MeningitisPenicillinsPrenatal DiagnosisEarly DiagnosisDrug Resistance, BacterialSensitivity and SpecificityCefuroximeLactamsMeningitis, HaemophilusCiprofloxacinDrug Resistance, MicrobialDiagnosisSerum Bactericidal TestMeningitis, BacterialRetrospective StudiesBacterial Infectionsbeta-LactamasesAmpicillinCefotiamCeftazidimeDrug Therapy, CombinationInjections, IntramuscularTreatment OutcomeAnti-Infective AgentsNetilmicinCerebrospinal FluidEndocarditis, BacterialAzithromycinInjections, IntravenousSpectinomycinProspective StudiesCeftizoximeTyphoid FeverSulbactamGram-Negative Bacteria