1. Pediatric Department D. Soroka University Medical Center, Faculty of Health Sciences, Ben Gurion University Beer Sheva Israel
2. Pediatric Pulmonary Unit, Soroka University Medical Center, Faculty of Health Sciences Ben Gurion University Beer Sheva Israel
3. Pediatric Infectious Diseases Unit, Soroka University Medical Center, Faculty of Health Sciences Ben Gurion University Beer Sheva Israel
4. Clinical Virology Laboratory Soroka University Medical Center Beer Sheva Israel
5. Pediatric Gastroenterology Hepatology and Nutrition Unit, Soroka University Medical Center, Faculty of Health Sciences Ben Gurion University Beer Sheva Israel