Mashkina, O. S.
Tabatskaya, T. M.
Article History
Received: 13 May 2020
Revised: 27 May 2020
Accepted: 1 June 2020
First Online: 22 December 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare that they have no conflict of interest. In this study, humans and animals were not used as objects.
: The authors made equal contributions to this study and the preparation of the article.