title: Letter: Allergy to aspirin.
mesh_terms: D000328:Adult; D001241:Aspirin / Q000009:adverse effects*; D001249:Asthma / Q000517:prevention & control; D004342:Drug Hypersensitivity / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009298:Nasal Polyps / Q000150:complications* / Q000601:surgery
chemical_list: D001241:Aspirin