For citations:

Spivak E.M., Manyakina O.M., Levit R.M., Kirillov M.Yu., Ogneva L.V., Akkuratova I.S. Genetic characterization of the helicobacter pylori infection in adolescents with chronic gastritis. Experimental and Clinical Gastroenterology. 2019;(11):27-30. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-171-11-27-30