For citations:

Sheptulin A.A., Vinogradskaya K.E. Gastroesophageal refl ux disease and irritable bowel syndrome overlapping: unresolved issues. Clinical Medicine (Russian Journal). 2020;98(9-10):645-649. (In Russ.) https://doi.org/10.30629/0023-2149-2020-98-9-10-645-649