title: Letter: Drugs for gastric ulceration.
mesh_terms: D002986:Clinical Trials as Topic; D005750:Gastric Juice / Q000378:metabolism; D006801:Humans; D010434:Pepsin A / Q000378:metabolism; D011453:Prostaglandins / Q000008:administration & dosage / Q000627:therapeutic use*; D013276:Stomach Ulcer / Q000188:drug therapy*
chemical_list: D011453:Prostaglandins; D010434:Pepsin A