Affiliation: | 1. Department of Pediatrics, Hadassah Hebrew‐University Medical Center, Jerusalem, Israel;2. Pediatric Pulmonology Unit, Hadassah Hebrew‐University Medical Center, Jerusalem, Israel;3. Cystic Fibrosis Center, Hadassah Hebrew‐University Medical Center, Jerusalem, Israel;4. Department of Clinical Microbiology and Infectious Diseases, Hadassah Hebrew‐University Medical Center, Jerusalem, Israel |