[Helium-oxygen maximum expiratory flow volume curves in healthy persons].
D000328:Adult; D005260:Female; D005540:Forced Expiratory Flow Rates; D006371:Helium; D006801:Humans; D008297:Male; D008449:Maximal Expiratory Flow-Volume Curves; D008875:Middle Aged; D010100:Oxygen
D006371:Helium; D010100:Oxygen