[The use of cationic ion exchange resins in the determination of the acidity of gastric juice].
D005745:Gastric Acidity Determination; D006801:Humans; D007475:Ion Exchange Resins; D008722:Methods
D007475:Ion Exchange Resins
Primenenie ionoobmennoĭ kationitnoĭ smoly dlia opredeleniia kislotnosti zheludochnogo soka.