GoĊciniak, Ireneusz http://orcid.org/0000-0003-1315-6082
Gdawiec, Krzysztof http://orcid.org/0000-0001-9434-9307
Funding for this research was provided by:
University of Silesia in Katowice
Article History
First Online: 4 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This article does not contain any studies with human participants or animals performed by the authors.