1. University of Medical Sciences Poznan, Department of Clinical Pathology, Poznań, Poland
2. University of Medical Sciences Poznan, Department of Biology and Environmental Protection, Division of Immunobiochemistry, Poznań, Poland
3. University of Medical Sciences Poznan, Department of Pediatric Cardiology, Poznań, Poland
4. University of Medical Sciences Poznan, Department of Biology and Environmental Protection, Poznań, Poland
5. SPZOZ Hospital Nephrology, Nowa Sól, Poland
6. University of Miami Miller School of Medicine, Division of Hospital Medicine, Miami, FL, USA