1. Regional Specialized Hospital in Wroclaw; Research and Development Center; Wroclaw Poland
2. Department of Internal Medicine; 4th Military Hospital; Wroclaw Poland
3. Department of Histology and Embryology; Wroclaw Medical University; Wroclaw Poland
4. Department of Clinical Proceedings; Faculty of Health Science; Wroclaw Medical University; Wroclaw Poland
5. Department of Surgery; 4th Military Hospital; Wroclaw Poland
6. Department of General and Vascular Surgery and Transplantation; Wroclaw Medical University; Wroclaw Poland
7. Department of Internal Medicine; Wroclaw Medical University; Wroclaw Poland