1. Department of Pathophysiology of Ageing and Civilization Diseases, Poznań University of Medical Sciences , Poznań 61-848, Poland
2. Poznan University of Medical Sciences Doctoral School , Poznań 60-812, Poland
3. General Surgery Ward, Medical Centre HCP , Poznań 61-485, Poland
4. Department of Hypertensiology, Poznań University of Medical Sciences , Poznań 61-848, Poland