title: Relationship between smoking and the single breath nitrogen washout.
mesh_terms: D000328:Adult; D000367:Age Factors; D005260:Female; D005541:Forced Expiratory Volume; D006801:Humans; D008176:Lung Volume Measurements; D008297:Male; D008875:Middle Aged; D009584:Nitrogen; D012119:Respiration; D012737:Sex Factors; D012907:Smoking / Q000503:physiopathology*; D014797:Vital Capacity
chemical_list: D009584:Nitrogen