Challenges in the treatment of cystic fibrosis in the era of CFTR modulatorsAuthors' replyUse of elexacaftor+tezacaftor+ivacaftor in individuals with cystic fibrosis and at least one F508del allele a systematic review and meta-analysisDiscontinuation versus continuation of hypertonic saline or dornase alfa in modulator treated people with cystic fibrosis (SIMPLIFY) results from two parallel, multicentre, open-label, randomised, controlled, non-inferiority trialsAssessing Safety of Discontinuing Hypertonic Saline in Those with Lower Forced Expiratory Volume in 1 Second after Elexacaftor/Tezacaftor/Ivacaftor.