CeftriaxonePenicillin ResistanceCephalosporin ResistancePenicillinsNeisseria gonorrhoeaeAnti-Bacterial AgentsNeisseriaMicrobial Sensitivity TestsPenicillin GDrug Resistance, BacterialNeisseria meningitidisStreptococcus pneumoniaebeta-LactamasesDrug Resistance, MicrobialPneumococcal InfectionsPenicillin VPenicillin-Binding ProteinsMuramoylpentapeptide CarboxypeptidaseHexosyltransferasesSalmonella typhimuriumPeptidyl TransferasesDrug ResistancePenicillinaseCefotaximeGonorrheaPenicillin G ProcaineDrug Resistance, MultipleDrug Resistance, Multiple, BacterialLactamsPenicillin AmidaseBacterial ProteinsSerotypingCephalosporinsDrug Resistance, NeoplasmPenicillin G BenzathineErythromycinAmpicillinNeisseria lactamicabeta-LactamsAminoacyltransferasesTransformation, BacterialDNA, BacterialTetracyclineDisease ResistanceMacrolidesVascular ResistanceStreptococcal InfectionsCefiximeMolecular Sequence DataDrug Resistance, ViralMutationGenes, BacterialNasopharynxR FactorsCarrier ProteinsOxacillinStreptococcusPneumonia, PneumococcalMeningococcal InfectionsMeningitis, PneumococcalSpectinomycinMoraxella (Branhamella) catarrhalisTransformation, GeneticMeningitis, MeningococcalPneumococcal VaccinesPlasmidsStaphylococcusStaphylococcus aureusTetracycline ResistanceElectrophoresis, Gel, Pulsed-FieldCulture MediaCarrier StateBacteriaCommunity-Acquired InfectionsNeisseria meningitidis, Serogroup Bbeta-Lactam ResistanceHaemophilus influenzaeAnti-Infective AgentsPolymerase Chain ReactionBacteremiaEscherichia coliRespiratory Tract InfectionsCiprofloxacinBase SequenceAmino Acid SequenceMolecular EpidemiologyCefuroximeSpainBacterial Typing TechniquesAmpicillin ResistanceNeisseria meningitidis, Serogroup W-135Plant DiseasesFluoroquinolonesDNA FingerprintingNeisseria meningitidis, Serogroup CGentamicinsDrug Resistance, FungalChloramphenicolAirway ResistanceSequence Analysis, DNA