RT Journal Article SR Electronic T1 “Controlled versus free breathing for multiple breath nitrogen washout in healthy adults”. Blake M. Handley, Edward Jeagal, Robin E. Schoeffel, Tanya Badal, David G. Chapman, Catherine E. Farrow, Gregory G. King, Paul D. Robinson, Stephen Milne and Cindy Thamrin. ERJ Open Res 2021; 7: 00435-2020 JF ERJ Open Research JO erjor FD European Respiratory Society SP 50435-2020 DO 10.1183/23120541.50435-2020 VO 7 IS 4 YR 2021 UL http://openres.ersjournals.com/content/7/4/50435-2020.abstract AB