Bodienkova, G. M.
Boklazhenko, E. V.
Article History
Received: 10 June 2020
Revised: 4 July 2020
Accepted: 6 July 2020
First Online: 26 April 2021
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflict of interest.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> Patients were examined in accordance with the “Ethical Principles for Medical Research Involving Human Subjects” Helsinki Declaration and its 2000 amendments and “Rules of Clinical Practice in the Russian Federation” approved by the Order of the Ministry of Health of the Russian Federation no. 266 (June 19, 2003). Informed consent was obtained from all individual participants involved in the study. The approval of the local ethical committee (protocol no. 5, November 14, 2012) was obtained.