Penicillin ResistancePenicillinsPenicillin GDrug Resistance, MicrobialAnti-Bacterial AgentsMicrobial Sensitivity TestsPenicillin VStreptococcus pneumoniaePenicillin G ProcainePenicillin-Binding ProteinsPenicillin AmidasePneumococcal InfectionsMuramoylpentapeptide CarboxypeptidasePenicillin G BenzathineHexosyltransferasesPeptidyl TransferasesDrug Resistance, BacterialPenicillinaseNeisseria gonorrhoeaeLactamsDrug ResistanceSerotypingBacterial ProteinsAmpicillinErythromycinStreptococcal InfectionsDrug Resistance, MultipleAminoacyltransferasesDrug Resistance, Multiple, Bacterialbeta-LactamasesMacrolidesCefotaximeTetracyclineStreptococcusOxacillinbeta-LactamsTransformation, BacterialCarrier ProteinsPneumovirus InfectionsStaphylococcusDNA, BacterialMolecular Sequence DataPneumococcal VaccinesCephalosporinsPneumonia, PneumococcalDrug Resistance, NeoplasmMutationStaphylococcus aureusMoraxella (Branhamella) catarrhalisTransformation, GeneticBacteriaCulture MediaR FactorsGenes, BacterialCarrier StateNeisseria meningitidisElectrophoresis, Gel, Pulsed-FieldRespiratory Tract InfectionsPlasmidsEscherichia coliDisease ResistanceCommunity-Acquired InfectionsHaemophilus influenzaeBacteremiaGonorrheaCloxacillinCeftriaxoneSpainAmino Acid SequencePolymerase Chain ReactionDrug HypersensitivityBase SequenceGentamicinsStreptomycinSpectinomycinDrug Resistance, ViralAcremoniumVascular ResistanceDNA FingerprintingTetracycline ResistanceMolecular EpidemiologyCephaloridineBacterial Typing TechniquesPharyngitisAnti-Infective AgentsCarbenicillinClindamycinAmpicillin Resistancebeta-Lactam ResistanceChloramphenicolCephalothinProteusPenicilliumEnterobacteriaceaePeptidoglycanEndocarditis, BacterialSequence Analysis, DNAAmoxicillinEnterococcus faecalisVancomycin