1. Department of Medical Microbiology, Haaglanden Medisch Centrum, 2512 VA The Hague, The Netherlands
2. Department of Medical Microbiology and Infectious Diseases, Erasmus University Medical Center, 3015 GD Rotterdam, The Netherlands
3. Center for Antimicrobial Treatment Optimization Rotterdam (CATOR), 3015 GD Rotterdam, The Netherlands
4. Department of Intensive Care Medicine, Haaglanden Medisch Centrum, 2512 VA The Hague, The Netherlands
5. Department of Hospital Pharmacy, Erasmus University Medical Center, 3015 GD Rotterdam, The Netherlands