Domaradzki, Jan http://orcid.org/0000-0002-9710-832X
Walkowiak, Dariusz
Article History
Accepted: 5 March 2021
First Online: 2 April 2021
Declarations
:
: The authors declare that they have no conflict of interest.
: This study was performed in line with the principles of the Declaration of Helsinki. The questionnaire and methodology for this study were approved by the vice-rector for didactics of the PUMS, Poland and the USCB. Ethics approval and research governance approval were obtained from the PUMS Bioethics Committee (KB – 831/20).
: Informed consent was obtained from all individual participants included in the study.