title: More on esophageal ulcerations due to tetracycline and doxycycline therapy.
mesh_terms: D004318:Doxycycline / Q000009:adverse effects*; D004935:Esophageal Diseases / Q000139:chemically induced*; D006801:Humans; D013752:Tetracycline / Q000009:adverse effects; D014456:Ulcer / Q000139:chemically induced
chemical_list: D013752:Tetracycline; D004318:Doxycycline