Strateva, Tanya Clonal spread of vanA Enterococcus faecium sequence type 203 in Bulgarian hospitals. [electronic resource] - Infectious diseases (London, England) 09 2018 - 718-721 p. digital Publication Type: Letter; Multicenter Study ISSN: 2374-4243 Standard No.: 10.1080/23744235.2018.1453946 doi Subjects--Topical Terms: Anti-Bacterial Agents--pharmacologyBacterial Proteins--geneticsBulgaria--epidemiologyCross Infection--epidemiologyDNA, Bacterial--geneticsDrug Resistance, Multiple, BacterialEnterococcus faecium--classificationGenotypeGram-Positive Bacterial Infections--epidemiologyHospitalsHumansMicrobial Sensitivity TestsMolecular EpidemiologyMultilocus Sequence TypingPhylogeny