Penicillin ResistancePenicillinsTetracyclineTetracyclinesPenicillin GTetracycline ResistanceStreptococcus pneumoniaeAnti-Bacterial AgentsPenicillin VMicrobial Sensitivity TestsPneumococcal InfectionsDrug Resistance, MicrobialPenicillin-Binding ProteinsMuramoylpentapeptide CarboxypeptidaseDrug Resistance, BacterialHexosyltransferasesPeptidyl TransferasesPenicillin G ProcainePenicillinaseNeisseria gonorrhoeaePenicillin AmidasePenicillin G BenzathineLactamsErythromycinDrug Resistance, Multiple, BacterialSerotypingBacterial ProteinsR FactorsDrug Resistance, MultipleAminoacyltransferasesDrug ResistanceAmpicillinTransformation, BacterialMacrolidesbeta-LactamasesStreptococcal InfectionsDNA, BacterialStreptococcusOxytetracyclineNasopharynxCefotaximeCarrier ProteinsOxacillinPneumococcal VaccinesGenes, BacterialStaphylococcusbeta-LactamsPlasmidsTransformation, GeneticMoraxella (Branhamella) catarrhalisDrug Resistance, NeoplasmPneumonia, PneumococcalDoxycyclineMinocyclineMolecular Sequence DataStaphylococcus aureusElectrophoresis, Gel, Pulsed-FieldMutationCarrier StateEscherichia coliRespiratory Tract InfectionsCulture MediaDisease ResistanceCommunity-Acquired InfectionsChloramphenicolBacteriaStreptomycinNeisseria meningitidisHaemophilus influenzaeSpainSpectinomycinVascular ResistanceConjugation, GeneticChlortetracyclinePolymerase Chain ReactionMolecular EpidemiologyDNA FingerprintingDrug Resistance, ViralBacteremiaCephalosporinsBase SequenceGonorrheaBacterial Typing TechniquesDemeclocyclineAmino Acid SequenceClindamycinDNA Transposable ElementsAmpicillin ResistanceChloramphenicol ResistanceAnti-Infective AgentsGentamicinsCeftriaxoneEnterococcus faecalisbeta-Lactam ResistanceKanamycinCloxacillinPrevalencePopulation SurveillanceCephaloridineBacteroides