1. Medical Intensive Care Unit, Soroka University Medical Center, Beer Sheva, Israel
2. Faculty of Health Science, Ben Gurion University of the Negev, Beer Sheva, Israel
3. Hematology Institute, Soroka University Medical Center, Beer Sheva, Israel
4. Infectious Diseases Institute, Soroka University Medical Center, Beer Sheva, Israel
5. Clinical Research Center, Soroka University Medical Center, Beer Sheva, Israel