Gastric mucosal injury by aspirin.
D001241:Aspirin / Q000009:adverse effects*; D005753:Gastric Mucosa / Q000187:drug effects; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D013272:Stomach Diseases / Q000209:etiology*
D001241:Aspirin