title: Gastric ulcer: an appraisal.
mesh_terms: D000126:Achlorhydria / Q000150:complications; D001706:Biopsy; D002908:Chronic Disease; D003937:Diagnosis, Differential; D004381:Duodenal Ulcer / Q000150:complications; D005773:Gastroscopy; D006801:Humans; D011379:Prognosis; D011859:Radiography; D013274:Stomach Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000601:surgery / Q000628:therapy; D013276:Stomach Ulcer / Q000150:complications / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000601:surgery / Q000628:therapy