1. Pediatric Pulmonary Unit Soroka University Medical Center Beer‐Sheva Israel
2. Pediatric Pulmonary Unit, Soroka University Medical Center, Faculty of Health Sciences Ben Gurion University Beer‐Sheva Israel
3. Faculty of Health Sciences Ben‐Gurion University of the Negev Beer‐Sheva Israel
4. Faculty of Medicine Hebrew University of Jerusalem Jerusalem Israel
5. The Pediatric Pulmonology Unit and Cystic Fibrosis Center, Pediatric Department Hadassah Medical Center Jerusalem Israel
6. Shaare Zedek Medical Center affiliated with the Hebrew University School of Medicine Jerusalem Israel
7. Pediatric Pulmonology Institute Schneider Children's Medical Center of Israel Petach Tikva Israel
8. Sackler Faculty of Medicine Tel Aviv University Tel Aviv Israel
9. Pediatric Pulmonology Unit Wolfson Medical Center Holon Israel
10. Clinical Research Center Soroka University Medical Center Beer‐Sheva Israel
11. Department of Anesthesia and Critical care Soroka University Medical Center Beer‐Sheva Israel
12. Department of Otolaryngology Head and Neck Surgery Soroka University Medical Center Beer‐Sheva Israel
13. Pediatric Pulmonology Institute Ruth Rappaport Children's Hospital Haifa Israel
14. Rappaport Faculty of Medicine Technion‐Israel Institute of Technology Haifa Israel