Meigal, A. Yu.
Gerasimova-Meigal, L. I.
Saenko, I. V.
Article History
Received: 22 December 2019
Revised: 17 February 2020
Accepted: 19 April 2020
First Online: 26 October 2020
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> The protocol of the study was approved by the Committee for Ethics, Health and Social Development Ministry of the Republic of Karelia and the Petrozavodsk State University (Protocol no. 31 of December 18, 2014). Informed consent was obtained from all individual participants involved in the study.