Efficiency of comprehensive rehabilitation of chronic fatigue syndrome due to coronavirus infections COVID-19Z.I. Adambaev, I.A. Kilichev, A.B. Nurzhonov, N.Yu. Khudoyberganov and M.R. NiyazmetovBIO Web Conf., 65 (2023) 05039DOI: https://doi.org/10.1051/bioconf/20236505039