Ponkratova, D. A.
Lushnikova, A. A.
Article History
Received: 17 May 2019
Revised: 13 June 2019
Accepted: 22 July 2019
First Online: 29 August 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflicts of interest.
: <i>Statement on the welfare of animals</i>. This article does not contain any studies involving animals performed by any of the authors.