Vetosheva, V. I.
Volodin, V. V.
Volodina, S. O.
Article History
Received: 15 May 2018
Revised: 9 July 2018
Accepted: 14 July 2018
First Online: 18 February 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest.</i> The authors declare that there was no conflict of interest.
: <i>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.