Funding for this research was provided by:
Śląski Uniwersytet Medyczny
Received: 15 September 2021
Accepted: 29 November 2021
First Online: 14 December 2021
: All patients provided informed written consent to use data from their medical records in the study. The study was approved by the local ethics committees of the Medical University of Silesia in Poland (KNW/0034/2011).
: All authors consent to the publication.
: The authors declare no conflict of interest.