1 | Department of Physiotherapy, Chair of Physiotherapy, Medical University of Silesia, Katowice School of Health Sciences,
Katowice, Poland |
2 | Department of Cardiology, Sector Preventive Medicine, Health Promotion, Faculty of Health, School of Medicine,
University of Witten/Herdecke, Germany |
3 | Division of Cardiovascular Medicine, University School of Medicine, Stanford (CA), USA |