title: Ventilation scanning with technetium labeled aerosols.
mesh_terms: D000336:Aerosols; D006801:Humans; D009942:Organometallic Compounds; D004369:Pentetic Acid; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging*; D011877:Radionuclide Imaging; D016284:Technetium Tc 99m Pentetate; D013671:Technetium Tc 99m Sulfur Colloid
chemical_list: D000336:Aerosols; D009942:Organometallic Compounds; D013671:Technetium Tc 99m Sulfur Colloid; D004369:Pentetic Acid; D016284:Technetium Tc 99m Pentetate