1. Department of Critical Care, University of Groningen, University Medical Center Groningen, Groningen, Netherlands
2. Department of Anesthesiology, University of Groningen, University Medical Center Groningen, Groningen, Netherlands
3. Department of Pulmonary Diseases and Lung Transplantation, University of Groningen, University Medical Center Groningen, Groningen, Netherlands
4. Department of Cardiothoracic Surgery, University of Groningen, University Medical Center Groningen, Groningen, Netherlands