| Pim van der Harst | Department of Cardiology University Medical Center Groningen and University Medical Centre Utrecht Groningen and Utrecht the Netherlands. |
| Iwan C C van der Horst | Department of Critical Care University Medical Center Groningen and Maastricht University Medical Center+ Groningen and Maastricht the Netherlands. |
| Iwan C C van der Horst | Department of Intensive Care Medicine Maastricht University Medical Center+ Maastricht the Netherlands. |
| Alexander P J Vlaar | Department of Intensive Care Medicine Amsterdam University Medical Centerlocation AMC Amsterdam the Netherlands. |
| Paul W G Elbers | Department of Intensive Care Medicine Amsterdam University Medical Centerlocation VUmc Amsterdam the Netherlands. |