title: [Studies of the pulmonary function with radioisotopes (author's transl)].
mesh_terms: D006801:Humans; D007726:Krypton; D008168:Lung / Q000000981:diagnostic imaging*; D011652:Pulmonary Circulation; D011868:Radioisotopes; D011877:Radionuclide Imaging; D012119:Respiration; D014692:Ventilation-Perfusion Ratio; D014980:Xenon Radioisotopes
chemical_list: D011868:Radioisotopes; D014980:Xenon Radioisotopes; D007726:Krypton