1. Medical School for International Health, Beer Sheva, Israel
2. Faculty of Health Sciences, Ben Gurion University of the Negev, Beer Sheva, Israel
3. Home Care Unit, Clalit Health Services, Southern District, Beer Sheva, Israel
4. Financial Department, Clalit Health Services, Southern District, Beer Sheva, Israel
5. Pediatric Infectious Diseases Unit, Soroka University Medical Center, Beer-Sheva, Israel
6. Pediatric Gastroenterology Unit, Soroka University Medical Center, Beer-Sheva, Israel