1. National Referral Centre for Adult Cystic Fibrosis, St. Vincent’s University Hospital, Dublin, Ireland;
2. University College Dublin School of Medicine, Dublin, Ireland;
3. Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada;
4. National Virus Reference Laboratory, University College Dublin, Dublin, Ireland;
5. Centre for Inflammation Research, University of Edinburgh, Edinburgh, Scotland;
6. Division of Pulmonary, Critical Care, and Sleep Medicine, Department of Medicine, National Jewish Health, Denver, Colorado;
7. University of Washington, Seattle, Washington; and
8. Technological University Dublin, Dublin, Ireland