Stepanova, A. A.
Ivanova, E. A.
Kadyshev, V. V.
Polyakov, A. V.
Article History
Received: 26 August 2020
Revised: 13 October 2020
Accepted: 14 October 2020
First Online: 23 July 2021
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interest. The authors declare that they have no conflict of interest.
: Statement of compliance with standards of research involving humans as subjects. 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.