Soleiko, D. S. ., . O. M. . Horbatiuk, . N. P. . Soleiko, and . V. V. . Soleiko. “Crohn’s Disease in Childhood: Modern Approaches to Treatment (a Literature Review)”. Zaporozhye Medical Journal, vol. 23, no. 2, Apr. 2021, pp. 309-18, doi:10.14739/2310-1210.2021.2.207286.