For citations:

Tikhonova T.A., Kozlova I.V., Fedotov E.A. Genetic and psychological prerequisites for development of refractory variant of irritable bowel syndrome. Experimental and Clinical Gastroenterology. 2019;(2):68-74. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-162-2-68-74