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"When possible, engaging women to quit preconception is ideal," she added

They merely show ta statistical correlation between the two phenomena without any proof that there is a cause and effect relationship. 36 Distinguished Specialists Assert There Is No Proof Smoking Causes Lung Cancer (2 pages) THE TOBACCO LEAF April 17, 1954 Half Million Dollar Fund Set Up by Tobacco Industry for Cancer Research THE TOBACCO LEAF May 22, 1954 Tobacco Industry Hires Famous Cancer Scientist To Head Research Program Dr