Korman, D. B.
Ostrovskaya, L. A.
Kuz’min, V. A.
Article History
Received: 12 September 2018
Revised: 19 February 2019
Accepted: 19 February 2019
First Online: 28 August 2019
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest</i>. The authors declare that they have no conflict 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 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.