1. Department of Medical Biochemistry, Wrocław Medical Univeristy, Wrocław, Poland
2. Department of Emergency Medical Service, Wrocław Medical University, Wrocław, Poland
3. , , ,
4. Department of Nursing and Obstetrics, Faculty of Health Sciences, Wrocław Medical University, Wrocław, Poland
5. Department and Clinic of Anaesthesiology and Intensive Therapy, Faculty of Medicine, Wrocław Medical University, Wrocław, Poland
6. The Centre for Cardiovascular Health, School of Health and Social Care, Edinburgh Napier University, Edinburgh, United Kingdom
7. Group of Research in Care (GRUPAC), University of La Rioja, Logrono, Spain