Kolupaev, Yu. E.
Horielova, E. I.
Yastreb, T. O.
Ryabchun, N. I.
Kirichenko, V. V.
Article History
Received: 1 August 2018
Revised: 31 August 2018
Accepted: 6 September 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.