Christiansen David, Baillie Timothy, Mak Susanna, Granton John
1 Section of Respiratory Medicine, Department of Medicine, University of Manitoba, Winnipeg, Manitoba, Canada; and.
2 Division of Respirology, and.
Ann Am Thorac Soc. 2019 Jul;16(7):914-919. doi: 10.1513/AnnalsATS.201811-818CC.