Portnaia, I. A.
Demakov, V. I.
Rerke, V. I.
Larionova, Ye. Yu.
Golodkov, Yu. E.
Article History
Received: 18 December 2020
Revised: 3 February 2021
Accepted: 10 February 2021
First Online: 30 March 2022
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . 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 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.