Dubrovnaya, S. A.
Khusnetdinova, L. Z.
Attobrah, N. K.
Article History
Received: 27 June 2019
Revised: 12 November 2019
Accepted: 24 January 2020
First Online: 16 January 2022
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.