Owczarek, Katarzyna
Szczepanski, Artur
Milewska, Aleksandra
Baster, Zbigniew
Rajfur, Zenon
Sarna, Michal
Pyrc, Krzysztof http://orcid.org/0000-0002-3867-7688
Article History
Received: 8 December 2017
Accepted: 25 April 2018
First Online: 8 May 2018
Competing Interests
: The authors declare no competing interests.