1. Department of Internal Medicine and Critical Care Faculty of Medicine Dokuz Eylül University Izmir Turkey
2. Department of Pulmonary and Critical Care Faculty of Medicine Dokuz Eylül University Izmir Turkey
3. Department of Public Health Faculty of Medicine Izmir Katip Celebi University Izmir Turkey
4. Department of Anesthesiology and Critical Care Faculty of Medicine Dokuz Eylül University Izmir Turkey
5. Department of Neurology and Critical Care Faculty of Medicine Dokuz Eylül University Izmir Turkey