RT Journal Article SR Electronic T1 Patient registry data highlights international differences in survival in cystic fibrosis JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP thorax-2022-219600 DO 10.1136/thorax-2022-219600 A1 Andrew M Jones YR 2022 UL http://thorax.bmj.com/content/early/2022/11/17/thorax-2022-219600.abstract AB