1. Division of Anesthesiology, Geneva University Hospitals, Rue Gabrielle-Perret-Gentil 4, CH-1211 Geneva, Switzerland
2. Intensive Care Unit, Hirslanden Clinique des Grangettes, Chemin des Grangettes 7, CH-1224 Chêne-Bougeries, Switzerland
3. Medical Microbiology, Centre Hospitalier Universitaire Vaudois, Rue du Bugnon 46, CH-1011 Lausanne, Switzerland
4. Institute of Microbiology, University of Lausanne, Rue du Bugnon 48, CH-1005 Lausanne, Switzerland
5. Sepsis Center of Research Excellence, University of Washington, Seattle, WA 98195-6420, USA
6. Departments of Medicine, University of Washington, Seattle, WA 98195-6420, USA
7. Department of Clinical Sciences, Liverpool School of Tropical Medicine, Pembroke Place, Liverpool L3 5QA, UK
8. Walimu, Kampala P.O. Box 9924, Uganda