Awotedu, A A Daily cigarette consumption and lung function: a study of peak expiratory flow rates. [electronic resource] - African journal of medicine and medical sciences - 21-4 p. digital Publication Type: Journal Article ISSN: 0309-3913 Subjects--Topical Terms: AdultAgedFemaleForced Expiratory Flow RatesHumansLung--physiologyMaleMiddle AgedPeak Expiratory Flow RateSmoking