1. Department of Critical Care Medicine, University Hospital of Antwerp, University of Antwerp and Department of Microbiology, University Hospital of Antwerp, Edegem, Belgium and Department of Critical Care Medicine, Oosterschelde Ziekenhuizen Goes, Goes, The Netherlands
2. Department of Critical Care Medicine, University Hospital of Antwerp, University of Antwerp.
3. Department of Critical Care Medicine, University Hospital of Antwerp, University of Antwerp and Department of Critical Care Medicine, Oosterschelde Ziekenhuizen Goes.
4. Microbiologist, Department of Microbiology, University Hospital of Antwerp.
5. Department of Microbiology, University Hospital of Antwerp.