1. Pediatric Pulmonary Unit, the Bruce Rappaport Faculty of Medicine, Meyer Children’s Hospital, Rambam Health Care Campus, Technion–Israel Institute of Technology, Haifa, Israel and
2. Pediatric Pulmonary Unit, The Edmond and Lili Safra Children’s Hospital, Sheba Medical Center, Ramat-Gan, Affiliated with Sackler Medical School, Tel-Aviv, Israel