1. Department of Critical Care Medicine, King's College Hospital NHS Foundation Trust, London, UK
2. UQ Centre for Clinical Research, Faculty of Medicine, The University of Queensland, Brisbane, Australia
3. Second Critical Care Department, Attikon University Hospital, Athens, Greece
4. Emergency Department, Attikon University Hospital, National & Kapodistrian University of Athens, Greece
5. Intensive Care Unit, AHEPA University Hospital, Thessaloniki, Greece
6. Intensive Care Unit of Latseio Burns Centre, Thriasio General Hospital of Elefsina, Greece
7. Clinical Microbiology Laboratory, Attikon University Hospital, National & Kapodistrian Uni-versity of Athens, Greece
8. First Department of Intensive Care, School of Medicine, National & Kapodistrian University of Athens, Evangelismos General Hospital, Athens, Greece
9. Department of Internal Medicine & Pediatrics, Ghent University, Ghent, Belgium