Links
[1] https://www.ecfs.eu/sites/default/files/JCF-D-18-00243R2_FINAL_Mall_091218.pdf
[2] https://www.ncbi.nlm.nih.gov/pubmed/?term=Comparison%20of%20Lung%20Clearance%20Index%20Determined%20by%20Washout%20of%20N2%20and%20SF6%20in%20Infants%20and%20Preschool%20Children%20with%20Cystic%20Fibrosis
[3] https://www.ecfs.eu/research-article-keywords/clinical-trial-endpoint
[4] https://www.ecfs.eu/research-article-keywords/early-cf-lung-disease
[5] https://www.ecfs.eu/research-article-keywords/infant-lung-function-test
[6] https://www.ecfs.eu/research-article-keywords/lung-clearance-index
[7] https://www.ecfs.eu/research-article-keywords/magnetic-resonance-imaging
[8] https://www.ecfs.eu/research-article-keywords/multiple-breath-washout
[9] https://www.ecfs.eu/resource-guideline-type/other-guidelines