Trifonova, E. A.
Popovich, A. A.
Makeeva, O. A.
Minaycheva, L. I.
Bocharova, A. V.
Vagaitseva, K. V.
Stepanov, V. A.
Article History
Received: 11 June 2020
Revised: 2 September 2020
Accepted: 15 September 2020
First Online: 24 May 2021
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest</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 a study involving people comply with the ethical standards of the institutional and/or national committee for research ethics and the 1964 Helsinki Declaration and its subsequent changes or comparable ethical standards. Informed voluntary consent was obtained from each of the participants.