Uzbekov, Marat G.
Article History
Received: 5 March 2021
Revised: 5 May 2021
Accepted: 7 May 2021
First Online: 15 June 2021
Ethics declarations
: The author declares no conflict of interests in financial or any other sphere. All procedures performed in the studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or with comparable ethical standards.