For citations:

Rustamova M.T., Liverko I.V., Khayrullaeva S.S., Sаhova B. Frequency, nature and risk factors of lesions of the esophagogastroduodenal zone in patients with bronchial asthma. Experimental and Clinical Gastroenterology. 2020;174(4):54-58. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-176-4-54-58