Sheshegova, T. K.
Shchekleina, L. M.
Article History
Received: 24 February 2020
Revised: 15 March 2020
Accepted: 30 March 2020
First Online: 4 November 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.