Melnyk, Inna V.
Nazarchuk, Galyna I.
Václavíková, Miroslava
Zub, Yuriy L.
Article History
Received: 23 December 2017
Accepted: 1 April 2018
First Online: 10 April 2018
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.