1 TechEd Consultants, Inc., Metatec, Michigan USA.
2 Center for Innovative Care and Health Technology (ciTechCare), Polytechnic Institute of Leiria, Leiria, Portugal.
3 Respiratory Research and Rehabilitation Laboratory (Lab3R), School of Health Sciences, University of Aveiro, Aveiro, Portugal.
4 Department for Respiratory Diseases "Jordanovac", University Hospital Center, Zagreb, Croatia.
5 REVAL - Rehabilitation Research Center, BIOMED - Biomedical Research Institute, Faculty of Medicine and Life Sciences, Hasselt University, Diepenbeek, Belgium.