Authors
Medical University of Silesia, Department of Biochemistry and Medical Genetics, School of Health Sciences in Katowice, Katowice, Poland
Anna Ochalska-Tyka
Regional Centre of Blood Donation and Blood Treatment in Raciborz, Racibórz, Poland
Jolanta Krauze
American Heart of Poland, 1st Department of Cardiac Surgery / 2nd Department of Cardiology, Bielsko-Biala, Poland