The pathogenesis of peptic ulcer.
D004063:Digestion; D004381:Duodenal Ulcer; D004386:Duodenum; D005750:Gastric Juice / Q000502:physiology*; D005753:Gastric Mucosa; D008679:Metaplasia; D010437:Peptic Ulcer / Q000209:etiology*; D013276:Stomach Ulcer
GASTRIC JUICE/physiology; PEPTIC ULCER/etiology and pathogenesis