Postural effect on regional ventilation.
D000293:Adolescent; D000328:Adult; D005740:Gases; D006801:Humans; D008297:Male; D011187:Posture; D011868:Radioisotopes; D011874:Radiometry; D012119:Respiration; D012129:Respiratory Function Tests / Q000295:instrumentation; D014978:Xenon
D005740:Gases; D011868:Radioisotopes; D014978:Xenon