Szydłowska-Czerniak, Aleksandra http://orcid.org/0000-0003-0356-3936
Rabiej, Dobrochna
Article History
Received: 30 September 2017
Revised: 14 February 2018
Accepted: 16 February 2018
First Online: 23 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human or animal subjects.