Article History
Received: 17 November 2020
Accepted: 2 February 2021
First Online: 22 February 2021
Compliance with ethical standards
:
: The study was approved by the Clinical Research Review Board at the Poznan University of Medical Sciences (number 1243/18).
: Written informed consent was obtained from the participants and their anonymity assured.
: Written informed consent was obtained from the participants and all authors approved the final version of the manuscript.
: The authors declare no competing interests.