[Value of the method of gastric acidity determination without the use of gastric tube in children].
D000293:Adolescent; D000367:Age Factors; D002648:Child; D005069:Evaluation Studies as Topic; D005745:Gastric Acidity Determination; D006801:Humans; D008722:Methods
Wartość bezzgłebnikowej metody oznaczania kwaśności soku zoładkowego u dzieci.