Gulyaev, N. I.
Akhmetshin, I. M.
Gordienco, A. V.
Kulikov, A. N.
Article History
Received: 2 October 2019
Revised: 4 October 2019
Accepted: 8 October 2019
First Online: 18 July 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest.</i> There is no conflict of interest. The authors declare no additional funding for the study.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> This study was approved by an independent ethics committee at Kirov Military Medical Academy (protocol no. 200 of January 23, 2018). Informed consent was obtained from all individual participants involved in the study.