title: The effect of posture on the distribution of ventilation and blood flow in the normal lung.
mesh_terms: D000328:Adult; D000400:Air Sacs / Q000502:physiology; D000818:Animals; D006112:Gravitation; D006801:Humans; D007275:Injections, Intravenous; D008297:Male; D008875:Middle Aged; D011187:Posture; D011652:Pulmonary Circulation / Q000502:physiology*; D011868:Radioisotopes; D012119:Respiration / Q000502:physiology*; D012129:Respiratory Function Tests; D013147:Spirometry; D014978:Xenon
chemical_list: D011868:Radioisotopes; D014978:Xenon