Anufriev, P. L.
Tanashyan, M. M.
Gulevskaya, T. S.
Evdokimenko, A. N.
Article History
Received: 5 June 2018
Revised: 5 June 2018
Accepted: 31 August 2018
First Online: 25 February 2020
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . The authors declare that there is 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.