1. Department of Critical Care University Medical Centre Groningen University of Groningen Groningen The Netherlands
2. Department of Intensive Care Medicine Academic Medical Centre University of Amsterdam Amsterdam The Netherlands
3. Department of Intensive Care Medicine Leiden University Medical Centre Leiden The Netherlands
4. Department of Haematology Academic Medical Centre University of Amsterdam Amsterdam The Netherlands
5. Department of Haematology Radboud University Medical Centre Nijmegen Nijmegen The Netherlands
6. Department of Intensive Care Medicine Erasmus Medical Centre Rotterdam The Netherlands
7. University Medical Centre Utrecht Utrecht The Netherlands
8. Department of Haematology University Medical Centre Groningen University of Groningen Groningen The Netherlands