Penicillin ResistancePenicillinsPenicillin GPenicillin VStreptococcus pneumoniaeAnti-Bacterial AgentsPenicillin G ProcaineDrug Resistance, MicrobialMicrobial Sensitivity TestsPenicillin-Binding ProteinsPneumococcal InfectionsPenicillin AmidaseDrug Resistance, BacterialMuramoylpentapeptide CarboxypeptidasePenicillin G BenzathineHexosyltransferasesPeptidyl TransferasesPenicillinaseDrug ResistanceNeisseria gonorrhoeaeDrug Resistance, MultipleDrug Resistance, Multiple, BacterialLactamsDrug Resistance, NeoplasmBacterial ProteinsErythromycinAmpicillinSerotypingStreptococcal InfectionsAminoacyltransferasesbeta-LactamasesTetracyclineMacrolidesDisease ResistanceCefotaximebeta-LactamsStreptococcusTransformation, BacterialOxacillinVascular ResistanceCarrier ProteinsDrug Resistance, ViralMutationNasopharynxDNA, BacterialStaphylococcusR FactorsPneumococcal VaccinesMolecular Sequence DataPneumonia, PneumococcalCephalosporinsStaphylococcus aureusTransformation, GeneticGenes, BacterialMoraxella (Branhamella) catarrhalisTetracycline ResistancePlasmidsElectrophoresis, Gel, Pulsed-FieldCulture MediaCarrier StateNeisseria meningitidisRespiratory Tract InfectionsBacteriaEscherichia coliCommunity-Acquired Infectionsbeta-Lactam ResistanceStreptomycinGonorrheaSpainHaemophilus influenzaeBacteremiaPolymerase Chain ReactionAmpicillin ResistanceCloxacillinSpectinomycinCeftriaxoneGentamicinsDrug HypersensitivityBase SequenceAmino Acid SequencePlant DiseasesTime FactorsDNA FingerprintingAcremoniumMolecular EpidemiologyDrug Resistance, FungalAnti-Infective AgentsAirway ResistanceClindamycinCephaloridinePharyngitisChloramphenicolCephalosporin ResistanceCarbenicillinBacterial Typing TechniquesChloramphenicol ResistancePrevalencePhenotypeResistance TrainingCephalothin