Assessment of gastric acidity and pepsin in relation to peptic ulcer. I. Acidity of the gastric contents.
D004063:Digestion; D005750:Gastric Juice; D005766:Gastrointestinal Contents; D010434:Pepsin A; D010437:Peptic Ulcer / Q000473:pathology*
D010434:Pepsin A
GASTRIC JUICE; PEPTIC ULCER/pathology