Penicillin ResistancePenicillinsPenicillin GStreptococcus pneumoniaeAnti-Bacterial AgentsMicrobial Sensitivity TestsPenicillin VPneumococcal InfectionsPenicillin-Binding ProteinsDrug Resistance, MicrobialDrug Resistance, BacterialMuramoylpentapeptide CarboxypeptidaseHexosyltransferasesPeptidyl TransferasesPenicillin G ProcainePenicillinaseAntimicrobial Cationic PeptidesNeisseria gonorrhoeaePenicillin AmidaseLactamsPenicillin G BenzathineDrug Resistance, Multiple, BacterialAnti-Infective AgentsSerotypingDrug Resistance, MultipleAminoacyltransferasesErythromycinDrug ResistanceBacterial Proteinsbeta-LactamasesAmpicillinMacrolidesStreptococcal InfectionsTetracyclineTransformation, BacterialStaphylococcus aureusBacteriaCefotaximeStreptococcusOxacillinNasopharynxbeta-LactamsPneumococcal VaccinesCarrier ProteinsStaphylococcusMoraxella (Branhamella) catarrhalisDNA, BacterialPneumonia, PneumococcalMolecular Sequence DataDrug Resistance, NeoplasmTransformation, GeneticR FactorsElectrophoresis, Gel, Pulsed-FieldGenes, BacterialRespiratory Tract InfectionsCarrier StateCommunity-Acquired InfectionsMutationBacteremiaPlasmidsDisease ResistanceCulture MediaEscherichia coliHaemophilus influenzaeNeisseria meningitidisCephalosporinsSpainGram-Positive BacteriaVascular ResistanceGram-Negative BacteriaAmino Acid SequenceDrug Resistance, ViralMolecular EpidemiologyDNA FingerprintingPolymerase Chain ReactionTetracycline ResistanceBacterial Typing TechniquesBacterial InfectionsBase SequenceAtrial MyosinsGentamicinsCathelicidinsCeftriaxonePseudomonas aeruginosabeta-Lactam Resistancebeta-DefensinsAmpicillin ResistanceGonorrheaFluoroquinolonesStreptomycinClindamycinSpectinomycinEnterobacteriaceaePopulation SurveillanceDefensinsEnterococcus faecalisCiprofloxacinCloxacillinPrevalenceChloramphenicol