1. Heart Failure Unit, Department of Cardiology and Congenital Diseases of Adults Polish Mother's Memorial Hospital Research Institute (PMMHRI) Rzgowska 281/289 Lodz 93‐338 Poland
2. Department of Hypertension, Chair of Nephrology and Hypertension Medical University of Lodz Lodz Poland
3. Department of Cardiology and Pneumology and German Center for Cardiovascular Research (DZHK), partner site Göttingen University Medical Center Göttingen (UMG) Göttingen Germany
4. Department of Cardiology and Congenital Diseases of Adults Polish Mother's Memorial Hospital Research Institute (PMMHRI) Lodz Poland