Tikhonova, I. V.
Ekart, A. K.
Kravchenko, A. N.
Tikhonova, N. A.
Article History
Received: 30 April 2020
Revised: 5 October 2020
Accepted: 19 October 2020
First Online: 2 April 2021
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest.</i> The authors declare that they have no conflict of interest.
: <i>Statement on the welfare of animals.</i> This article does not contain any studies involving animals as an object.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> This article does not contain any studies involving human participants as an object.