Penicillin ResistancePenicillinsPenicillin GStreptococcus pneumoniaePenicillin VPneumococcal InfectionsPenicillin-Binding ProteinsAnti-Bacterial AgentsMicrobial Sensitivity TestsMuramoylpentapeptide CarboxypeptidaseDrug Resistance, MicrobialHexosyltransferasesPeptidyl TransferasesDrug Resistance, BacterialPenicillin G ProcainePenicillinasePenicillin AmidaseNeisseria gonorrhoeaePenicillin G BenzathineLactamsAminoacyltransferasesSerotypingDrug ResistanceDrug Resistance, MultipleErythromycinDrug Resistance, Multiple, BacterialBacterial Proteinsbeta-LactamasesTransformation, BacterialStreptococcal InfectionsMacrolidesAmpicillinTetracyclineNasopharynxPneumococcal VaccinesCefotaximeOxacillinCarrier ProteinsStreptococcusbeta-LactamsDrug Resistance, NeoplasmMoraxella (Branhamella) catarrhalisPneumonia, PneumococcalTransformation, GeneticR FactorsStaphylococcusDNA, BacterialGenes, BacterialCarrier StateMutationStaphylococcus aureusMolecular Sequence DataDisease ResistanceRespiratory Tract InfectionsElectrophoresis, Gel, Pulsed-FieldNeisseria meningitidisPlasmidsVascular ResistanceCommunity-Acquired InfectionsSpainDrug Resistance, ViralHaemophilus influenzaeBacteremiaCulture MediaBacteriaMolecular EpidemiologyDNA FingerprintingCephalosporinsPolymerase Chain ReactionTetracycline ResistanceBacterial Typing TechniquesBase SequenceAmino Acid SequenceEscherichia colibeta-Lactam ResistanceStreptomycinGonorrheaAmpicillin ResistanceCloxacillinPopulation SurveillanceSpectinomycinCeftriaxoneGentamicinsDrug HypersensitivityPlant DiseasesPrevalenceAcremoniumDrug Resistance, FungalAnti-Infective AgentsAirway ResistanceClindamycinCephaloridinePharyngitisChloramphenicolCephalosporin ResistanceCarbenicillinChloramphenicol ResistanceCephalothinResistance TrainingPhenotype