Shibaeva, T. G.
Ikkonen, E. N.
Sherudilo, E. G.
Titov, A. F.
Article History
Received: 8 June 2018
Revised: 14 August 2018
Accepted: 28 August 2018
First Online: 11 July 2019
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare that they have no conflict of interest. This article does not contain any studies involving animals or human participants performed by any of the authors.