1. Institute for Hygiene und Microbiology, University of Würzburg, Würzburg, Germany
2. Division of Infectious Diseases, Department of Internal Medicine II, University Hospital of Wuerzburg, Würzburg, Germany
3. Pharmacy, University Hospital of Würzburg, Würzburg, Germany
4. Department of Infection Control and Antimicrobial Stewardship, University Hospital of Würzburg, Würzburg, Germany