CefamandoleCefuroximeCephalosporinsMicrobial Sensitivity TestsMandelic AcidsCephalothinAnti-Bacterial AgentsDrug Resistance, MicrobialCefazolinDrug Resistance, BacterialCefoxitinPenicillin ResistanceEnterobacteriaceaeCephalosporinasebeta-LactamasesDrug ResistanceDrug Resistance, Multiple, BacterialDNA, BacterialAmpicillinBacteriaMolecular Sequence DataCefaclorStaphylococcus aureusBacterial ProteinsCephapirinCephaloridineCefonicidAnti-Infective AgentsSequence Analysis, DNAbeta-LactamsCephalexinCefotaximeStaphylococcusPenicillinsBacterial Typing TechniquesPolymerase Chain ReactionCephamycinsDrug Resistance, MultipleMethicillinElectrophoresis, Gel, Pulsed-FieldCeftizoximeMoxalactamDrug Resistance, NeoplasmGenes, BacterialClavulanic AcidsStreptococcus pneumoniaeHaemophilus influenzaebeta-Lactam ResistancePenicillinaseBacterial InfectionsGentamicinsEnterobacterCarbenicillinPremedicationCulture MediaFluoroquinolonesDrug Resistance, FungalStaphylococcal InfectionsEscherichia coliPhylogenyCiprofloxacinSerotypingPseudomonas aeruginosaVancomycinCeftriaxoneDNA FingerprintingEnterobacteriaceae InfectionsGenotypeBase SequenceLactamsMutationKlebsiella pneumoniaeAminoglycosidesAmoxicillin-Potassium Clavulanate CombinationOxacillinDrug Resistance, ViralStaphylococcus epidermidisTobramycinCephalosporin ResistanceSpecies SpecificityDisease ResistanceCefoperazoneProbenecidPlasmidsTetracycline ResistanceAntifungal AgentsErythromycinHalf-LifeFuransPhenotypeProteusAmpicillin ResistanceVirulenceDNA GyraseVascular ResistanceEscherichia coli InfectionsGram-Negative BacteriaPolymorphism, Restriction Fragment LengthKlebsiellaMolecular Epidemiology