title: Letter: Indomethacin, aspirin, and urticaria.
mesh_terms: D000328:Adult; D001241:Aspirin / Q000009:adverse effects*; D006801:Humans; D007213:Indomethacin / Q000009:adverse effects* / Q000627:therapeutic use; D008297:Male; D013167:Spondylitis, Ankylosing / Q000188:drug therapy; D014581:Urticaria / Q000139:chemically induced*
chemical_list: D001241:Aspirin; D007213:Indomethacin