Płachno, Bartosz J.
Świątek, Piotr
Stpiczyńska, Małgorzata
Miranda, Vitor Fernandes Oliveira
Article History
Received: 1 December 2017
Accepted: 29 January 2018
First Online: 14 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.