1. Department of Haematology, Faculty of Medicine and Health Science, University of Zielona Góra, Zielona Góra, Poland
2. Department of Anesthesiology, Intensive Care Unit and Perioperative Medicine, Hamad Medical Corporation, Doha, Qatar
3. Department of Public Health, Wrocław Medical University, Wrocław, Poland
4. Department of Haematology and Bone Marrow Transplantation, Poznań University of Medical Sciences, Poznań, Poland
5. Emergency Department, Faculty of Medicine and Health Science University of Zielona Góra, Zielona Góra, Poland
6. Department of Surgery and Oncology, Faculty of Medicine and Health Science, University of Zielona Góra, Zielona Góra, Poland