![Changes in Lung Clearance Index in Preschool Cystic Fibrosis Patients Treated with Ivacaftor]()
Changes in Lung Clearance Index in Preschool Cystic Fibrosis Patients Treated with IvacaftorRatjen, Felix; Klingel, Michelle; Black, Philip; Powers, Michael R; Grasemann, Hartmut; Solomon, Melinda; Sagel, Scott D; Donaldson, Scott H; Rowe, Steven M; Rosenfeld, Margaret · American Journal of Respiratory and Critical Care Medicine · 2018