Efimova, T. V.
Churilova, T. Ya.
Mukhanov, V. S.
Article History
Received: 12 March 2019
Revised: 9 July 2019
Accepted: 3 October 2019
First Online: 18 May 2020
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.