Tretyakova, E. V.
Salimova, E. V.
Parfenova, L. V.
Article History
Received: 10 April 2019
Revised: 22 April 2019
Accepted: 29 April 2019
First Online: 16 January 2020
COMPLIANCE WITH ETHICAL STANDARDS
: This article does not contain any studies with the use of animals and humans as objects of research.
: The authors state that there is no conflict of interests.