title: Effect of posture on distribution of pulmonary ventilation and perfusion studied with 81mKr and 85mKr [proceedings].
mesh_terms: D006801:Humans; D007726:Krypton; D011187:Posture; D011868:Radioisotopes; D012119:Respiration
chemical_list: D011868:Radioisotopes; D007726:Krypton