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 gonorrhoeaeSerotypingAntimicrobial Cationic PeptidesPenicillin G ProcainePenicillinaseBacterial ProteinsErythromycinbeta-LactamasesLactamsPenicillin AmidaseAmpicillinMacrolidesDrug Resistance, NeoplasmDNA, BacterialTetracyclineBacteriaPenicillin G BenzathineElectrophoresis, Gel, Pulsed-FieldStaphylococcus aureusGram-Negative BacteriaEscherichia coliStreptococcal InfectionsAminoacyltransferasesR FactorsBacterial Infectionsbeta-LactamsDisease ResistanceStaphylococcusMolecular Sequence DataGenes, BacterialMutationPlasmidsVascular ResistanceCefotaximeStreptococcusOxacillinMoraxella (Branhamella) catarrhalisGram-Positive BacteriaCommunity-Acquired InfectionsSalmonellaNasopharynxTransformation, BacterialPneumococcal VaccinesTetracycline ResistanceDrug Resistance, ViralBacteremiaShigellaAmpicillin ResistanceEscherichia coli InfectionsRespiratory Tract InfectionsPolymerase Chain ReactionIntegronsbeta-Lactam ResistanceCarrier StateCarrier ProteinsGram-Negative Bacterial InfectionsSalmonella InfectionsCross InfectionSalmonella entericaFluoroquinolonesEnterococcusDisk Diffusion Antimicrobial TestsCephalosporinsEnterobacteriaceaeCiprofloxacinBacterial Typing TechniquesMolecular EpidemiologyHaemophilus influenzaeTrimethoprim-Sulfamethoxazole CombinationPneumonia, PneumococcalSpainFecesCeftriaxoneTransformation, GeneticDysentery, BacillaryDNA FingerprintingGram-Positive Bacterial InfectionsPopulation SurveillanceSalmonella Infections, AnimalAmino Acid SequenceGonorrheaPseudomonas aeruginosa