Wimmer writes: “E-cigarette companies have revived sometruly repugnant past tobacco marketing tactics – cartoons, celebrities, candyflavors and health claims – to promote their unregulated new product. Further,e-cigarettes are available to kids everywhere – online and in stores. Data fromthe Centers for Disease Control and Prevention shows e-cigarette use bychildren has doubled in just one year. The extended regulatory delay iscontributing to another generation of Americans’ tobacco addiction. … theF.D.A. must build on them and propose rules to close the Internet salesloophole, eliminate candy and fruit flavors that attract kids, and requirecompanies to alter their products to help reduce tobacco’s lethal toll. Eachday of delay in finalizing this proposal means more newly addicted children andmore disease, death and misery.”

However, in February 2014, there is one entity that continues to reiterate the lies of the 1970s ...

Although the survey approach described above would lead to "invalid" results, I would never argue that survey studies should be thrown out and that we should only be conducting RCTs. My point is that there are strengths and limitations of various study designs, and causal inference is enhanced by having research evidence from multiple study designs. On balance, the strengths and weaknesses balance each other out, leading to a much greater ability to draw valid conclusions.

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