Residual volume determined by single breath dilution of helium at various apnoea times.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001049:Apnea; D005260:Female; D006371:Helium; D006801:Humans; D008168:Lung / Q000502:physiology / Q000503:physiopathology*; D008171:Lung Diseases / Q000503:physiopathology*; D008297:Male; D008722:Methods; D008875:Middle Aged; D012119:Respiration; D012129:Respiratory Function Tests; D013147:Spirometry; D013997:Time Factors; D014797:Vital Capacity
D006371:Helium