Gientka, Iwona http://orcid.org/0000-0002-4589-2976
Duda, Marta
Bzducha-Wróbel, Anna
Błażejak, Stanisław
Article History
Received: 1 October 2018
Revised: 27 December 2018
Accepted: 3 January 2019
First Online: 18 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.