1. Department of Diagnostic Radiology, Central Clinical Hospital of the Ministry of the Interior, Warsaw, Poland
2. Department of Diagnostic Imaging, Institute of Mother and Child, Warsaw, Poland
3. Warsaw School of Economics, Collegium of Socio-Economics, Warsaw, Poland
4. Department of Radiology and Diagnostic Imaging, Medical Centre for Postgraduate Education, Professor Adam Gruca’s Clinical Hospital, Otwock, Poland