Resource Type CF Research News Authors Chantal Darquenne, Janelle M. Fine, Ann R. Elliott, Douglas J. Conrad and Rebecca J. Theilmann References 2026 Mar;25(2):272-278. doi: 10.1016/j.jcf.2026.02.003. Epub 2026 Feb 11. Document JCF-D-25-00473R2_FINAL_Darquenne_24022026.docx Keywords Cystic fibrosis Lung function Multiple breath washouts Date Sunday, March 22, 2026 Featured resource article Yes Resource - Guideline Type Other Guidelines