1. Department of Physiotherapy, The University of Melbourne, Melbourne, Australia
2. Department of Physiotherapy, Federal University of Juiz de Fora, Governador Valadares, Brazil
3. Lung Health Research Centre and Department of Pharmacology and Therapeutics, The University of Melbourne, Melbourne, Australia
4. School of Exercise Science, University of the Sunshine Coast, Sunshine Coast, Australia
5. Department of Respiratory and Sleep Medicine, The Royal Melbourne Hospital, Melbourne, Australia
6. Statistical Consulting Centre, The University of Melbourne, Melbourne, Australia