Bashkireva, A. S.
Bogdanova, D. Yu.
Bilyk, A. Ya.
Shishko, A. V.
Kachan, E. Yu.
Arutyunov, V. A.
Article History
Received: 31 May 2018
Revised: 19 June 2018
Accepted: 29 June 2018
First Online: 7 August 2019
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.