Penicillin ResistancePenicillinsAnti-Bacterial AgentsDrug Resistance, BacterialPenicillin GMicrobial Sensitivity TestsStreptococcus pneumoniaeDrug Resistance, MicrobialPneumococcal InfectionsDrug Resistance, Multiple, BacterialPenicillin VPenicillin-Binding ProteinsMuramoylpentapeptide CarboxypeptidaseDrug ResistanceHexosyltransferasesPeptidyl TransferasesDrug Resistance, MultipleAnti-Infective AgentsNeisseria gonorrhoeaeSerotypingPenicillin G ProcaineAntimicrobial Cationic PeptidesPenicillinaseErythromycinBacterial ProteinsPenicillin AmidaseLactamsbeta-LactamasesAmpicillinMacrolidesDrug Resistance, NeoplasmDNA, BacterialTetracyclinePenicillin G BenzathineBacteriaElectrophoresis, Gel, Pulsed-FieldStaphylococcus aureusGram-Negative BacteriaEscherichia coliStreptococcal InfectionsAminoacyltransferasesR Factorsbeta-LactamsDisease ResistanceBacterial InfectionsStaphylococcusGenes, BacterialMolecular Sequence DataPlasmidsVascular ResistanceCefotaximeStreptococcusOxacillinMoraxella (Branhamella) catarrhalisSalmonellaTransformation, BacterialNasopharynxCommunity-Acquired InfectionsMutationPneumococcal VaccinesGram-Positive BacteriaTetracycline ResistanceDrug Resistance, ViralBacteremiaShigellaAmpicillin ResistanceEscherichia coli InfectionsRespiratory Tract InfectionsIntegronsbeta-Lactam ResistanceCarrier StatePolymerase Chain ReactionCarrier ProteinsSalmonella InfectionsGram-Negative Bacterial InfectionsCross InfectionSalmonella entericaFluoroquinolonesEnterococcusDisk Diffusion Antimicrobial TestsCiprofloxacinBacterial Typing TechniquesCephalosporinsEnterobacteriaceaeHaemophilus influenzaeMolecular EpidemiologyPneumonia, PneumococcalTrimethoprim-Sulfamethoxazole CombinationSpainFecesCeftriaxoneTransformation, GeneticDysentery, BacillaryDNA FingerprintingGram-Positive Bacterial InfectionsPopulation SurveillanceSalmonella Infections, AnimalGonorrheaDrug Resistance, FungalConjugation, Genetic