1. Department of Hypertension; Institute of Cardiology; Warsaw Poland
2. Department of Endocrinology and Nuclear Medicine; Holycross Cancer Center; Kielce Poland
3. Department of Pathology and Cancer Biology; Holycross Cancer Center; Kielce Poland
4. Department of Nephrology; Section of Preventive Medicine; Albert-Ludwigs-University of Freiburg; Freiburg Germany