[On the mechanism of action of a gastroduodenal extract in ulcer and gastritis].
D005756:Gastritis / Q000628:therapy*; D041981:Gastrointestinal Tract; D010437:Peptic Ulcer / Q000628:therapy*; D014456:Ulcer
GASTRITIS/therapy; GASTROINTESTINAL SYSTEM/extracts; PEPTIC ULCER/therapy