Khadzhieva, Maryam B.
Kolobkov, Dmitry S.
Kamoeva, Svetlana V.
Salnikova, Lyubov E. http://orcid.org/0000-0002-9671-335X
Article History
Received: 21 February 2017
Accepted: 5 July 2017
First Online: 9 August 2017
Competing Interests
: The authors declare that they have no competing interests.