Zemskov, A. M.
Zemskov, V. M.
Luzky, M. A.
Popov, S. S.
Pashkov, A. N.
Zemskova, V. A.
Article History
Received: 10 May 2019
Revised: 13 May 2019
Accepted: 13 May 2019
First Online: 29 August 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflicts of interest.
: <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 ethics committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Participants permission and informed consent were not required, since the patients were examined in terms of medical care provided by the Ministry of Health of Russia during hospital treatment.