1. Department of Cardiology, Tadeusz Marciniak Lower Silesia Specialist Hospital-Emergency Medicine Center, Fieldorf 2, 54-049 Wroclaw, Poland
2. Faculty of Medicine, Wrocław University of Science and Technology, 50-370 Wroclaw, Poland
3. Department of Basic Sciences, Faculty of Health Science, Wroclaw Medical University, Bartla 5, 51-618 Wroclaw, Poland
4. Department of Internal Nursing, Faculty of Health Science, Wroclaw Medical University, Bartla 5, 51-618 Wroclaw, Poland
5. Department of Medical Biochemistry, Wroclaw Medical University, Chalubinskiego 10, 50-368 Wroclaw, Poland