[Determination of pepsin activity in gastric juice, serum and urine in patients with peptic ulcer].
D016282:Aspartic Acid Endopeptidases; D001826:Body Fluids; D005750:Gastric Juice; D006801:Humans; D010434:Pepsin A / Q000378:metabolism*; D010437:Peptic Ulcer / Q000378:metabolism*
D016282:Aspartic Acid Endopeptidases; D010434:Pepsin A
PEPSINS/metabolism; PEPTIC ULCER/metabolism