title: The variable effect of smoking on pulmonary function.
mesh_terms: D000328:Adult; D000368:Aged; D000402:Airway Obstruction / Q000453:epidemiology / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D008403:Mass Screening; D008875:Middle Aged; D011653:Pulmonary Diffusing Capacity; D012123:Pulmonary Ventilation; D012119:Respiration; D012907:Smoking / Q000150:complications / Q000503:physiopathology*; D013147:Spirometry; D014797:Vital Capacity