Blagodatski, Artem
Kryuchkov, Michail
Sergeev, Anton
Klimov, Andrey A.
Shcherbakov, Maxim R.
Enin, Gennadiy A.
Katanaev, Vladimir L.
Article History
Received: 13 December 2013
Accepted: 22 July 2014
First Online: 8 August 2014
Competing interests
: The authors declare no competing financial interests.