For citations:

Khain V.V., Ivantsova M.A., Pavlovskikh A.Yu. Endoscopic diagnosis of gastrointestinal tract cancer in primary healthcare medical organizations: modern approvements (on the example of GAUZ so GB №1, Nizhny Tagil). Filin’s Clinical endoscopy. 2022;(1):7-15. (In Russ.)