Penicillin ResistancePenicillinsPenicillin GStreptococcus pneumoniaeDrug Resistance, MicrobialPenicillin VDrug Resistance, BacterialAnti-Bacterial AgentsPneumococcal InfectionsMicrobial Sensitivity TestsPenicillin-Binding ProteinsMuramoylpentapeptide CarboxypeptidaseHexosyltransferasesPeptidyl TransferasesDrug ResistancePenicillin G ProcainePenicillinaseDrug Resistance, MultiplePenicillin AmidaseNeisseria gonorrhoeaeDrug Resistance, Multiple, BacterialDrug Resistance, NeoplasmPenicillin G BenzathineLactamsBacterial ProteinsSerotypingAminoacyltransferasesErythromycinDisease Resistancebeta-LactamasesVascular ResistanceMacrolidesTransformation, BacterialTetracyclineDrug Resistance, ViralAmpicillinStreptococcal InfectionsR FactorsMutationCarrier ProteinsOxacillinCefotaximeNasopharynxbeta-LactamsDNA, BacterialStreptococcusPneumococcal VaccinesMolecular Sequence DataTransformation, GeneticGenes, BacterialStaphylococcusMoraxella (Branhamella) catarrhalisPneumonia, PneumococcalTetracycline ResistanceStaphylococcus aureusPlasmidsElectrophoresis, Gel, Pulsed-FieldCarrier StateRespiratory Tract InfectionsCommunity-Acquired InfectionsPlant DiseasesNeisseria meningitidisbeta-Lactam ResistancePolymerase Chain ReactionSpainCulture MediaHaemophilus influenzaeBacteriaDrug Resistance, FungalAirway ResistanceBase SequenceBacteremiaEscherichia coliAmino Acid SequenceMolecular EpidemiologyDNA FingerprintingAmpicillin ResistanceCephalosporinsStreptomycinResistance TrainingChloramphenicol ResistanceBacterial Typing TechniquesAnti-Infective AgentsCephalosporin ResistancePhenotypeImmunity, InnateGentamicinsP-GlycoproteinSpectinomycinConjugation, GeneticMethicillin ResistanceSequence Analysis, DNAGonorrheaGenotypeChloramphenicolPrevalenceCeftriaxoneClindamycinPopulation SurveillanceTime Factors