title: Letter to the editor.
mesh_terms: D003102:Colloids / Q000009:adverse effects*; D003911:Dextrans; D004342:Drug Hypersensitivity / Q000453:epidemiology*; D008722:Methods; D011877:Radionuclide Imaging; D013455:Sulfur; D011795:Surveys and Questionnaires; D013667:Technetium
chemical_list: D003102:Colloids; D003911:Dextrans; D013455:Sulfur; D013667:Technetium