Milewska, Aleksandra
Kindler, Eveline
Vkovski, Philip http://orcid.org/0000-0002-8366-1220
Zeglen, Slawomir
Ochman, Marek
Thiel, Volker
Rajfur, Zenon
Pyrc, Krzysztof http://orcid.org/0000-0002-3867-7688
Article History
Received: 11 January 2018
Accepted: 4 April 2018
First Online: 13 April 2018
Competing Interests
: The authors declare no competing interests.