Author contribution: Vlasov АА — study concept, procedure, interpretation of the results; Andrusenko SF — study design, literature review, manuscript writing; Denisova EV, Kadanova AA, Sokulskaya NN — data acquisition; Elkanova AB, Melchenko ЕА — data processing; Domenyuk DA — manuscript editing.

Compliance with ethical standards: the study was approved by the Ethics Committee of the North Caucasus Federal University (protocol No. 002 dated 11 July 2024); all subjects submitted the informed concent to participation in the study.