Zemskov, V. M.
Zemskov, A. M.
Neumann, V. V.
Barsukov, A. A.
Kozlova, M. N.
Zemskova, V. A.
Shishkina, N. S.
Demidova, V. S.
Alekseev, A. A.
Article History
Received: 21 July 2021
Revised: 20 October 2021
Accepted: 14 December 2021
First Online: 14 December 2022
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest.</i> The authors declare that they have no conflict of interest.
: <i>Statement on the welfare of animals</i>. This article does not contain any studies involving animals performed by any of the authors.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> 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. Permission from each participant included in the study and informed consent are not required, since the patients were subjected to research in terms of providing medical care stipulated by the Ministry of Health of the Russian Federation during hospital treatment.