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, NeoplasmErythromycinBacterial ProteinsAmpicillinSerotypingAminoacyltransferasesStreptococcal Infectionsbeta-LactamasesTetracyclineMacrolidesDisease ResistanceCefotaximebeta-LactamsStreptococcusTransformation, BacterialOxacillinVascular ResistanceCarrier ProteinsDrug Resistance, ViralMutationNasopharynxStaphylococcusDNA, BacterialR FactorsPneumococcal VaccinesMolecular Sequence DataPneumonia, PneumococcalCephalosporinsStaphylococcus aureusTransformation, GeneticGenes, BacterialMoraxella (Branhamella) catarrhalisTetracycline ResistancePlasmidsElectrophoresis, Gel, Pulsed-FieldCulture MediaCarrier StateNeisseria meningitidisRespiratory Tract InfectionsBacteriaEscherichia colibeta-Lactam ResistanceCommunity-Acquired InfectionsStreptomycinHaemophilus influenzaeGonorrheaAmpicillin ResistanceCloxacillinSpainPolymerase Chain ReactionBacteremiaSpectinomycinCeftriaxoneGentamicinsDrug HypersensitivityBase SequencePlant DiseasesAmino Acid SequenceAcremoniumDNA FingerprintingMolecular EpidemiologyDrug Resistance, FungalAnti-Infective AgentsAirway ResistanceClindamycinCephaloridinePharyngitisChloramphenicolCephalosporin ResistanceCarbenicillinChloramphenicol ResistanceBacterial Typing TechniquesCephalothinResistance TrainingPhenotypePenicilliumPeptidoglycan