Stulin, A. F.
Stakhurlova, L. D.
Article History
Received: 21 October 2019
Revised: 5 November 2019
Accepted: 20 November 2019
First Online: 15 July 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.