title: Oesophageal ulcers. An adverse reaction to co-trimoxazole.
mesh_terms: D004935:Esophageal Diseases / Q000139:chemically induced*; D005260:Female; D006801:Humans; D008875:Middle Aged; D013420:Sulfamethoxazole / Q000009:adverse effects*; D014295:Trimethoprim / Q000009:adverse effects*; D014456:Ulcer / Q000139:chemically induced
chemical_list: D014295:Trimethoprim; D013420:Sulfamethoxazole