%0 Journal Article %A Jochen G. Mainz %A Nina Erdmann %A Franziska Duckstein %A Carlos Zagoya %T Had it happened without Christmas? Thoracic emphysema and Allergic Bronchopulmonary Aspergillosis in a juvenile CF-patient with G551D receiving ivacaftor %D 2021 %R 10.1183/23120541.00758-2020 %J ERJ Open Research %P 00758-2020 %U https://openres.ersjournals.com/content/erjor/early/2021/03/18/23120541.00758-2020.full.pdf