title: A mathematical model of the behaviour of krypton-81m gas in the lung at equilibrium.
mesh_terms: D006801:Humans; D007726:Krypton; D008168:Lung / Q000000981:diagnostic imaging*; D008433:Mathematics; D008954:Models, Biological; D011868:Radioisotopes; D011877:Radionuclide Imaging
chemical_list: D011868:Radioisotopes; D007726:Krypton