Determination of hydrochloric acid level in gastric juice by radiological method.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005260:Female; D005745:Gastric Acidity Determination; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging*