Penicillin ResistancePenicillinsNeisseria gonorrhoeaeNeisseriaPenicillin GNeisseria meningitidisStreptococcus pneumoniaePenicillin VPneumococcal InfectionsPenicillin-Binding ProteinsAnti-Bacterial AgentsMicrobial Sensitivity TestsMuramoylpentapeptide CarboxypeptidaseDrug Resistance, MicrobialHexosyltransferasesPeptidyl TransferasesDrug Resistance, BacterialPenicillinasePenicillin G ProcainePenicillin AmidaseGonorrheaSerotypingPenicillin G BenzathineLactamsNeisseria lactamicaBacterial ProteinsAminoacyltransferasesDrug Resistance, MultipleDrug ResistanceTransformation, BacterialErythromycinDrug Resistance, Multiple, Bacterialbeta-LactamasesAmpicillinNasopharynxMacrolidesStreptococcal InfectionsTetracyclineDNA, BacterialCefotaximeMeningococcal InfectionsCarrier ProteinsStreptococcusPneumococcal VaccinesOxacillinGenes, BacterialTransformation, GeneticMolecular Sequence Databeta-LactamsMoraxella (Branhamella) catarrhalisNeisseria meningitidis, Serogroup BDrug Resistance, NeoplasmR FactorsCarrier StatePneumonia, PneumococcalMeningitis, MeningococcalStaphylococcusMutationCulture MediaPlasmidsElectrophoresis, Gel, Pulsed-FieldHaemophilus influenzaeSpectinomycinStaphylococcus aureusRespiratory Tract InfectionsDisease ResistanceNeisseria meningitidis, Serogroup W-135BacteriaVascular ResistanceSpainNeisseria meningitidis, Serogroup CCommunity-Acquired InfectionsBacteremiaCephalosporinsNeisseria meningitidis, Serogroup APolymerase Chain ReactionMolecular EpidemiologyBase SequenceDrug Resistance, ViralAmino Acid SequenceDNA FingerprintingBacterial Typing TechniquesCeftriaxoneNeisseria meningitidis, Serogroup YNeisseriaceae InfectionsEscherichia coliBacterial Outer Membrane ProteinsCefiximeTetracycline ResistanceNeisseriaceaeAnti-Infective AgentsStreptomycinNeisseria cinereaNeisseria mucosabeta-Lactam ResistancePopulation SurveillancePrevalenceBlood Bactericidal ActivityPorinsAmpicillin Resistance