1. Laboratory of Clinical Exercise Physiology, Kingston Health Science Center & Queen’s University, Kingston, Canada
2. Heart Failure-COPD Outpatients Service and Pulmonary Function and Clinical Exercise Physiology Unit (SEFICE), Divisions of Respirology and Cardiology, Federal University of Sao Paulo, Sao Paulo, Brazil
3. Federal University of Rio Grande do Sul, Porto Alegre, Brazil
4. Respiratory Investigation Unit, Queen’s University & Kingston General Hospital, Kingston, Canada