For citations:
Volevach L.V., Sarsenbayeva A.S., Gabbasova L.V., Kryukova A.Ya., Nurgaliyeva A.Kh., Khusnutdinova E.K. Clinical and genetic feature sof duodenal ulcer. Experimental and Clinical Gastroenterology. 2019;(9):45-49. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-169-9-45-49