1. Faculty of Movement and Rehabilitation Sciences, Division of Respiratory Rehabilitation, Department Rehabilitation Sciences KU Leuven University Hospitals Leuven Leuven Belgium
2. 1st Department of Critical Care Medicine and Pulmonary Services, GP Livanos and M Simou Laboratories Medical School of Athens University, Evangelismos Hospital Athens Greece
3. Department of Physical Education and Sports Sciences National and Kapodistrian University of Athens Athens Greece
4. Institute for Pulmonary Rehabilitation Research, Schoen Klinik Berchtesgadener Land Schoenau am Koenigssee Germany
5. Department of Sport, Exercise and Rehabilitation, Faculty of Health and Life Sciences Northumbria University Newcastle United Kingdom
6. Institute of Physiology Charite—University Medicine Berlin, Corporate member of Freie Universität Berlin, Humboldt‐Universität zu Berlin, and Berlin Institute of Health Germany
7. Institute of Anesthesiology German Heart Institute Berlin Berlin Germany
8. Department of Medicine University of California San Diego La Jolla California