title: Gastrointestinal ulcer--arthus reaction.
mesh_terms: D001183:Arthus Reaction / Q000150:complications / Q000276:immunology*; D006801:Humans; D006967:Hypersensitivity / Q000150:complications / Q000276:immunology; D010437:Peptic Ulcer / Q000150:complications / Q000276:immunology*; D012130:Respiratory Hypersensitivity / Q000150:complications / Q000276:immunology; D013276:Stomach Ulcer / Q000150:complications / Q000276:immunology*