Oleynikov, V. E.
Smirnov, Yu. G.
Galimskaya, V. A.
Kupriyanova, S. N.
Article History
Received: 6 February 2020
Revised: 6 February 2020
Accepted: 6 February 2020
First Online: 1 June 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 institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants involved in the study.