Dr. Samet: "During the last decade, Dr. Samet has received grant support for research and writing from GSK on at least six occasions, including in 2010. In addition, he formerly led the Institute for Global Tobacco Control, which is funded by GSK and Pfizer. Moreover, until 2009, Dr. Samet received regular honoraria from Pfizer for his service on the Pfizer Global Tobacco Advisory Board."

Wynder et al. slightly lower bladder cancer risk among filtered cigarette smokers: "Smokers of filtered cigarettes had a slightly reduced risk of bladder cancer relative to smokers of nonfiltered cigarettes (odds ratio 0.64, 95% confidence interval 0.38 to 1.10 among male smokers; odds ratio 0.74, 95% confidence interval 0.37 to 1.48 among female smokers)."

It's not clear to me why researchers who oppose electronic cigarettes are so anxious to condemn these products that they are willing to use inappropriate research designs to fulfill such an aim.

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