CyclacillinPenicillin ResistanceErythromycinPenicillinsPenicillin GStreptococcus pneumoniaeAnti-Bacterial AgentsPenicillin VMicrobial Sensitivity TestsPneumococcal InfectionsDrug Resistance, MicrobialPenicillin-Binding ProteinsDrug Resistance, BacterialMuramoylpentapeptide CarboxypeptidasePeptidyl TransferasesHexosyltransferasesPenicillin G ProcainePenicillinaseMacrolidesNeisseria gonorrhoeaePenicillin AmidaseErythromycin EstolateLactamsPenicillin G BenzathineSerotypingBacterial ProteinsDrug Resistance, MultipleTetracyclineStreptococcal InfectionsDrug Resistance, Multiple, BacterialDrug ResistanceAminoacyltransferasesErythromycin EthylsuccinateTransformation, BacterialAmpicillinStreptococcusbeta-LactamasesCarrier ProteinsDNA, BacterialCefotaximeLincomycinNasopharynxOxacillinPneumococcal VaccinesStaphylococcusClindamycinGenes, BacterialR FactorsMoraxella (Branhamella) catarrhalisMutationAmino AcidsMolecular Sequence Databeta-LactamsTransformation, GeneticStaphylococcus aureusPneumonia, PneumococcalLeucomycinsPlasmidsDrug Resistance, NeoplasmAzithromycinElectrophoresis, Gel, Pulsed-FieldSaccharopolysporaRespiratory Tract InfectionsCarrier StateCulture MediaTetracycline ResistanceSequence Homology, Amino AcidHaemophilus influenzaeEscherichia coliKetolidesBacteriaCommunity-Acquired InfectionsBase SequenceSpainDisease Resistance