1. Department of Heart Diseases Wroclaw Medical University Wroclaw Poland
2. Centre for Heart Diseases University Hospital Wroclaw Poland
3. Bio‐Heart Cardiovascular Diseases Research Group Bellvitge Biomedical Research Institute (IDIBELL) L'Hospitalet de Llobregat, Barcelona Spain
4. Community Heart Failure Program Cardiology Department, University Hospital Bellvitge, L'Hospitalet de Llobregat Barcelona Spain
5. Department of Cardiology University Medical Center Groningen, University of Groningen Groningen The Netherlands
6. Medical Research Agency Warsaw Poland
7. Silesian Centre for Heart Disease and Silesian Medical University Zabrze Poland
8. Biostatistics Group, Department of Genetics Wroclaw University of Environmental and Life Sciences Wroclaw Poland
9. Cardiology Department Centre for Heart Diseases, Military Hospital Wroclaw Poland