1. Department of Community Medicine and Rehabilitation, Section of Physiotherapy, Umeå University, Umeå, Sweden;
2. Department of Physiotherapy, Universidade Federal dos Vales do Jequitinhonha e Mucuri, Diamantina, Minas Gerais, Brazil;
3. School of Physical and Occupational Therapy, McGill University, Montreal, Canada;
4. Translational Research in Respiratory Diseases Program, Research Institute of the McGill University Health Centre, Montreal, Canada