1. Department of Biochemistry & Medical Genetics, School of Health Sciences in Katowice, Medical University of Silesia, Medykow Street 18, 40-752 Katowice, Poland
2. Department of Internal Medicine, Diabetes & Nephrology, School of Medicine with the Division of Dentistry in Zabrze, Medical University of Silesia, 3 Maja Street 13–18, 41-800 Zabrze, Poland
3. Regional Centre of Blood Donation & Blood Treatment in Raciborz, Sienkiewicza Street 3, 47-400 Raciborz, Poland
4. 1st Department of Cardiac Surgery in Upper Silesian Center of Cardiology in Katowice, School of Medicine in Katowice, Medical University of Silesia, Ziolowa Street 47, 40-635 Katowice, Poland