Peptic ulcer. An abnormality in gastric secretion.
D000818:Animals; D002940:Circadian Rhythm; D004285:Dogs; D004322:Drainage; D004381:Duodenal Ulcer / Q000209:etiology; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000378:metabolism*; D005753:Gastric Mucosa / Q000503:physiopathology; D006801:Humans; D007583:Jejunum; D010437:Peptic Ulcer / Q000209:etiology* / Q000601:surgery; D011707:Pyloric Stenosis / Q000150:complications; D013276:Stomach Ulcer / Q000209:etiology; D013552:Swine; D014628:Vagotomy; D014630:Vagus Nerve / Q000502:physiology / Q000503:physiopathology