Peptic ulcer over the past one hundred years.
D000471:Alkalosis / Q000139:chemically induced; D000863:Antacids / Q000009:adverse effects / Q000266:history; D004381:Duodenal Ulcer / Q000266:history; D005750:Gastric Juice; D005755:Gastrins; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D010434:Pepsin A; D010437:Peptic Ulcer / Q000266:history*
D000863:Antacids; D005755:Gastrins; D010434:Pepsin A