1. Department of Pharmacy Radboud Institute for Health Sciences Radboud University Medical Center Nijmegen The Netherlands
2. Department of Clinical Pharmacy Division Laboratories, Pharmacy and Biomedical Genetics University Medical Center Utrecht Utrecht The Netherlands
3. Department of Intensive Care Radboud University Medical Center Nijmegen The Netherlands
4. Department of Intensive Care and Dutch Poisons Information Center University Medical Center Utrecht Utrecht The Netherlands
5. Department of Intensive Care Canisius Wilhelmina Hospital Nijmegen The Netherlands
6. Radboud Center for Infectious Diseases Radboud University Medical Center Nijmegen The Netherlands
7. Department of Internal Medicine Radboud University Medical Center Nijmegen The Netherlands
8. Department of Medical Microbiology Radboud University Medical Center Nijmegen The Netherlands