Non-smoking wives of heavy smokers have a higher risk of lung cancerBr Med J (Clin Res Ed) 1981; 282 doi: http://dx.doi.org/10.1136/bmj.282.6270.1156-a (Published 04 April 1981) Cite this as: Br Med J (Clin Res Ed) 1981;282:1156
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