title: Gastric cancer in patients who have taken cimetidine.
mesh_terms: D000126:Achlorhydria / Q000139:chemically induced / Q000150:complications*; D002273:Carcinogens; D002927:Cimetidine / Q000009:adverse effects*; D006146:Guanidines / Q000009:adverse effects*; D006801:Humans; D009602:Nitrosamines / Q000096:biosynthesis; D013274:Stomach Neoplasms / Q000139:chemically induced* / Q000209:etiology
chemical_list: D002273:Carcinogens; D006146:Guanidines; D009602:Nitrosamines; D002927:Cimetidine