Dziedzic, Krzysztof http://orcid.org/0000-0003-1282-7446
Górecka, Danuta
Szwengiel, Artur
Michniewicz, Jan
Drożdżyńska, Agnieszka
Walkowiak, Jarosław
Article History
Received: 18 April 2018
Revised: 12 November 2018
Accepted: 28 November 2018
First Online: 8 December 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interests.