Zemskov, V. M.
Zemskov, A. M.
Neymann, V. V.
Pronʼko, K. N.
Zemskova, V. A.
Demidova, V. S.
Article History
Received: 5 November 2020
Revised: 5 November 2020
Accepted: 5 November 2020
First Online: 9 December 2021
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . The authors declare that they have no conflicts of interest.
: Statement on the welfare of humans or animals . All procedures performed in human research comply with the ethical standards of the institutional and/or national committee on research ethics and the 1964 Declaration of Helsinki and its subsequent amendments or comparable standards of ethics. Permits from each of the participants included in the study and informed voluntary consent are not required, since the patients underwent research in terms of medical care provided by the Ministry of Health of Russia in inpatient treatment.