SOKOLNYK, Snizhana Vasylivna, SOROKMAN, Tamila Vasylivna, BODNAR, Ganna Borysivna, MOLDOVAN, Pavlo Mykhailovych, LOZIUK, Iryna Yaroslavivna and VASKUL, Nadiia Yaroslavivna. Marker profile of digestive system organs comorbid pathology in children. Journal of Education, Health and Sport. Online. 30 October 2020. Vol. 10, no. 10, pp. 272-278. [Accessed 25 December 2025]. DOI 10.12775/JEHS.2020.10.10.026.