Klimovskikh, I. I.
Sostina, D.
Petukhov, A.
Rybkin, A. G.
Eremeev, S. V.
Chulkov, E. V.
Tereshchenko, O. E.
Kokh, K. A.
Shikin, A. M.
Article History
Received: 10 January 2017
Accepted: 2 March 2017
First Online: 5 April 2017
Competing interests
: The authors declare no competing financial interests.