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, Cindy Thamrin
ERJ Open Research Jan 2021, 7 (1) 00435-2020; DOI: 10.1183/23120541.00435-2020