Sin Don D, Leung Janice M, Wechsler Michael E
Centre for Heart Lung Innovation, St Paul's Hospital, Vancouver, BC, Canada
Dept of Medicine (Respiratory Division), University of British Columbia, Vancouver, BC, Canada.
Eur Respir J. 2017 Aug 3;50(2). doi: 10.1183/13993003.01120-2017. Print 2017 Aug.