Yefimenko, Olena Yu
Savchenko, Yuliya O
Falalyeyeva, Tetyana M
Beregova, Tetyana V
Zholobak, Nadiya M
Spivak, Mykola Ya
Shcherbakov, Oleksandr B
Bubnov, Rostyslav V
Article History
Received: 2 December 2014
Accepted: 18 February 2015
First Online: 11 March 2015