Utevska, O., GorpynchenkoМ., S. Kolyadko, N. Maruta, I. Linskiy, and L. Atramentova. “Population Frequency and Risk Factors for Depression in Eastern Ukraine”. The Journal of V.N.Karazin Kharkiv National University. Series «Biology», Vol. 35, Dec. 2020, pp. 64-73, doi:10.26565/2075-5457-2020-35-7.