1. Department of Family Medicine, Wroclaw Medical University, 51-141 Wroclaw, Poland
2. Department of Biomedicine and Experimental Surgery, Medical University of Lodz, Narutowicza 60, 90-136 Lodz, Poland
3. Department of Functional Genomics, Medical University of Lodz, Żeligowskiego 7/9, 90-752 Lodz, Poland
4. Department of Internal Diseases, Rehabilitation and Physical Medicine, Medical University of Lodz, 90-647 Lodz, Poland
5. Department of Internal Medicine and Geriatric Cardiology, Medical Centre for Postgraduate Education, 01-813 Warsaw, Poland
6. Department of Nephrology, Hypertension and Family Medicine, Medical University of Lodz, 90-549 Lodz, Poland