title: The single breath nitrogen test in epidemiological surveys; an appraisal.
mesh_terms: D000328:Adult; D000367:Age Factors; D001835:Body Weight; D001944:Breath Tests; D002908:Chronic Disease; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis* / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D009584:Nitrogen; D012907:Smoking
chemical_list: D009584:Nitrogen