Tomilina, I. I.
Lozhkina, R. A.
Gapeeva, M. V.
Article History
Received: 17 November 2020
Revised: 16 June 2021
Accepted: 22 June 2021
First Online: 12 December 2021
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . The authors declare that they have no conflicts of interest.
: Statement on the welfare of humans or animals . This article does not contain any studies involving humans or animals performed by any of the authors.