Levin, Mark Sh. http://orcid.org/0000-0002-2141-315X
Funding for this research was provided by:
Ministry of Education and Science of the Russian Federation (Contract No 14.W03.31.0019)
Article History
Received: 16 April 2019
Accepted: 17 June 2020
First Online: 30 June 2020
Compliance with Ethical Standards
:
: The author states that there is no conflict of interest.