1 Department of Internal Medicine, Regional Hospital, Kielce, Poland
2 Healthcare Center, Święta Katarzyna, Poland. krzosd@wp.pl
3 Department of Ophthalmology, Regional Hospital, Kielce, Poland
4 Rheumatology Unit, Regional Hospital, Włoszczowa, Poland
5 Department of Nuclear Medicine with Positron Emission Tomography (PET) Unit, Holy Cross Cancer Centre, Kielce, Poland
6 1st Department of Cardiology and Electrotherapy, Świętokrzyskie Cardiology Centre, Faculty of Medicine and Health Sciences, Jan Kochanowski University, Kielce, Poland