Regional differences in airway resistances and distribution of common dead space gas in normal subjects.
D000403:Airway Resistance; D002404:Catheterization; D006801:Humans; D008168:Lung / Q000502:physiology; D009055:Mouth; D011868:Radioisotopes; D012119:Respiration; D012126:Respiratory Dead Space; D014132:Trachea; D014978:Xenon
D011868:Radioisotopes; D014978:Xenon