Sobol, K. V.
Burdygin, A. I.
Nesterov, V. P.
Article History
Received: 22 July 2019
Revised: 22 July 2019
Accepted: 2 August 2019
First Online: 10 March 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests.</i> The authors declare that they have no conflict of interest.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> All procedures performed in studies involving human participants were in accordance with the ethical standards of the 1964 Helsinki Declaration and its later amendments. Informed consent was voluntarily given by the participant involved in the study.