Nikol’skii, A. A.
Vanisova, E. A.
Article History
Received: 6 March 2020
Revised: 6 March 2020
Accepted: 10 March 2020
First Online: 7 September 2020
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . The authors declare that they have no conflict of interest. This article does not contain any studies involving animals performed by any of the authors.