Increasing proportion of vancomycin resistance among enterococcal bacteraemias in Switzerland: a 6-year nation-wide surveillance, 2013 to 2018 Piezzi, Vanja and Gasser, Michael and Atkinson, Andrew and Kronenberg, Andreas and Vuichard-Gysin, Danielle and Harbarth, Stephan and Marschall, Jonas and Buetti, Niccolò and on behalf of the Swiss Centre for Antibiotic Resistance (ANRESIS) and on behalf of the National Centre for Infection Control (Swissnoso), Eurosurveillance, 25, 1900575 (2020), https://doi.org/10.2807/1560-7917.ES.2020.25.35.1900575