Zhenilo, Svetlana
Deyev, Igor
Litvinova, Ekaterina
Zhigalova, Nadezhda
Kaplun, Daria
Sokolov, Alexey
Mazur, Alexander
Prokhortchouk, Egor
Article History
Received: 30 May 2017
Revised: 16 January 2018
Accepted: 26 January 2018
First Online: 22 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.