Seiytnazarova, A., Z. Kunnazarova, G. Karimova, G. Abdirashitova, and J. Jaybergenova. “Clinical and Laboratory Features of Covid-19 in Population of the Aral Sea Region”. Asian Pacific Journal of Environment and Cancer, Vol. 4, no. S1, Dec. 2021, pp. 23-25, doi:10.31557/apjec.2021.4.S1.23-25.