Bairova, T. A.
Nemchinova, N. V.
Belyaeva, E. V.
Sambyalova, A. Yu.
Ershova, O. A.
Rychkova, L. V.
Article History
Received: 17 February 2021
Revised: 27 April 2021
Accepted: 12 May 2021
First Online: 9 February 2022
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest</i>. The authors declare that they have no conflicts of interest.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> In working with adolescents, the ethical principles set forth by the World Medical Association Declaration of Helsinki of 1964, revised in 2013 (amended at the 64th General Assembly of the WMA, Brazil), were observed. All study participants were informed about the scientific direction of the study and gave their consent to participate in joint work.