1. Department of Anesthesiology University Medical Center Göttingen Göttingen Germany
2. Department of Anesthesia and Intensive Care “Ceccarini”Hospital AUSL della Romagna Riccione Italy
3. Department of Anesthesia, Intensive Care and Emergency “Citta’ della Salute e della Scienza” Hospital Turin Italy
4. Department of Pathology Papa Giovanni XXIII Hospital Bergamo Italy
5. Institute of Pathology University Medical Center Göttingen University of Göttingen Germany
6. Outcomes Research Consortium Cleveland Ohio USA
7. Department of Adult Critical Care Guy’s and St Thomas’ NHS Foundation Trust Health Centre for Human and Applied Physiological Sciences London United Kingdom
8. Department of Pulmonary and Critical Care Medicine University of Minnesota and Regions Hospital St. Paul Minnesota USA