1. Department of Rehabilitation, Althaia Xarxa Assistencial Universitària de Manresa, Spain
2. Department of Medicine, Universitat Autònoma de Barcelona, Spain
3. Clinical Research Unit, Althaia Xarxa Assistencial Universitària de Manresa, Spain
4. Department of Cardiology, Althaia Xarxa Assistencial Universitària de Manresa, Spain
5. Department of Social and Welfare Studies, Faculty of Health Sciences, Linköping University, Sweden