For citations:
Butov M.A., Vasilevskaya A.S., Shelukhina S.V., Zagravskaya I.A., Maslova O.A., Ardatova V.B., Vorob’Eva S.A., Shebbi R. Functional gastrointestinal diseases and the COVID-19 pandemic: the view of an outpatient gastroenterologist. Experimental and Clinical Gastroenterology. 2021;(2):27-31. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-186-2-27-31