For citations:
Polivanova T.V., Kasparov E.V., Vshivkov V.A. Crossing syndrome of gastroesophageal reflux disease and of dispepsia in schoolchildren of ethnic populations of Siberia. Russian Pediatric Journal. 2022;25(1):39-45. (In Russ.) https://doi.org/10.46563/1560-9561-2022-25-1-39-45. EDN: ekbxff