Wiśniewska, Małgorzata
Wawrzkiewicz, Monika
Polska-Adach, Ewelina
Fijałkowska, Gracja
Goncharuk, Olena
Article History
Received: 23 December 2017
Accepted: 5 February 2018
First Online: 5 March 2018
Compliance with ethical standards
:
: On behalf of all authors, I state that there is no conflict of interest.